[INFO] fetching crate cortex-m-semihosting 0.5.0... [INFO] testing cortex-m-semihosting-0.5.0 against try#981ca440e18f6cc4bc9026d4be8ddb1ca8378af7 for pr-145277 [INFO] extracting crate cortex-m-semihosting 0.5.0 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate cortex-m-semihosting 0.5.0 [INFO] finished tweaking crates.io crate cortex-m-semihosting 0.5.0 [INFO] tweaked toml for crates.io crate cortex-m-semihosting 0.5.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate cortex-m-semihosting 0.5.0 on toolchain 981ca440e18f6cc4bc9026d4be8ddb1ca8378af7 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+981ca440e18f6cc4bc9026d4be8ddb1ca8378af7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+981ca440e18f6cc4bc9026d4be8ddb1ca8378af7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 12 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+981ca440e18f6cc4bc9026d4be8ddb1ca8378af7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+981ca440e18f6cc4bc9026d4be8ddb1ca8378af7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 90f835d95da8d393ac78a4d1fff0cc8b427b48ffee40f295760bbc9840bd354c [INFO] running `Command { std: "docker" "start" "-a" "90f835d95da8d393ac78a4d1fff0cc8b427b48ffee40f295760bbc9840bd354c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "90f835d95da8d393ac78a4d1fff0cc8b427b48ffee40f295760bbc9840bd354c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "90f835d95da8d393ac78a4d1fff0cc8b427b48ffee40f295760bbc9840bd354c", kill_on_drop: false }` [INFO] [stdout] 90f835d95da8d393ac78a4d1fff0cc8b427b48ffee40f295760bbc9840bd354c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+981ca440e18f6cc4bc9026d4be8ddb1ca8378af7" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e69e4fd6a2cc93bee3929b662b619832627986881ecd04dc950bb1200ed30f2b [INFO] running `Command { std: "docker" "start" "-a" "e69e4fd6a2cc93bee3929b662b619832627986881ecd04dc950bb1200ed30f2b", kill_on_drop: false }` [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling nb v1.1.0 [INFO] [stderr] Compiling cortex-m v0.7.7 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling vcell v0.1.3 [INFO] [stderr] Compiling cortex-m-semihosting v0.5.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling bitfield v0.13.2 [INFO] [stderr] Compiling volatile-register v0.2.2 [INFO] [stderr] Compiling nb v0.1.3 [INFO] [stderr] Compiling embedded-hal v0.2.7 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling bare-metal v0.2.5 [INFO] [stdout] warning: unexpected `cfg` condition name: `thumb` [INFO] [stdout] --> src/lib.rs:196:19 [INFO] [stdout] | [INFO] [stdout] 196 | #[cfg(all(thumb, not(feature = "no-semihosting")))] [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(thumb)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(thumb)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `thumb` [INFO] [stdout] --> src/lib.rs:204:19 [INFO] [stdout] | [INFO] [stdout] 204 | #[cfg(all(thumb, feature = "no-semihosting"))] [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(thumb)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(thumb)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `thumb` [INFO] [stdout] --> src/lib.rs:206:19 [INFO] [stdout] | [INFO] [stdout] 206 | #[cfg(not(thumb))] [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(thumb)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(thumb)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/export.rs:13:12 [INFO] [stdout] | [INFO] [stdout] 13 | if HSTDOUT.is_none() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/export.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | HSTDOUT.as_mut().unwrap().write_str(s).map_err(drop) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/export.rs:23:12 [INFO] [stdout] | [INFO] [stdout] 23 | if HSTDOUT.is_none() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/export.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | HSTDOUT.as_mut().unwrap().write_fmt(args).map_err(drop) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/export.rs:35:12 [INFO] [stdout] | [INFO] [stdout] 35 | if HSTDERR.is_none() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/export.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | HSTDERR.as_mut().unwrap().write_str(s).map_err(drop) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/export.rs:45:12 [INFO] [stdout] | [INFO] [stdout] 45 | if HSTDERR.is_none() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/export.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 49 | HSTDERR.as_mut().unwrap().write_fmt(args).map_err(drop) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.16s [INFO] running `Command { std: "docker" "inspect" "e69e4fd6a2cc93bee3929b662b619832627986881ecd04dc950bb1200ed30f2b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e69e4fd6a2cc93bee3929b662b619832627986881ecd04dc950bb1200ed30f2b", kill_on_drop: false }` [INFO] [stdout] e69e4fd6a2cc93bee3929b662b619832627986881ecd04dc950bb1200ed30f2b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+981ca440e18f6cc4bc9026d4be8ddb1ca8378af7" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4b58749a91aab2be0f8795b4ce03ba0028c30f1b9dc60b96dcb965ae05e5c0a9 [INFO] running `Command { std: "docker" "start" "-a" "4b58749a91aab2be0f8795b4ce03ba0028c30f1b9dc60b96dcb965ae05e5c0a9", kill_on_drop: false }` [INFO] [stdout] warning: unexpected `cfg` condition name: `thumb` [INFO] [stdout] --> src/lib.rs:196:19 [INFO] [stdout] | [INFO] [stdout] 196 | #[cfg(all(thumb, not(feature = "no-semihosting")))] [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(thumb)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(thumb)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `thumb` [INFO] [stdout] --> src/lib.rs:204:19 [INFO] [stdout] | [INFO] [stdout] 204 | #[cfg(all(thumb, feature = "no-semihosting"))] [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(thumb)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(thumb)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling cortex-m-semihosting v0.5.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition name: `thumb` [INFO] [stdout] --> src/lib.rs:206:19 [INFO] [stdout] | [INFO] [stdout] 206 | #[cfg(not(thumb))] [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(thumb)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(thumb)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/export.rs:13:12 [INFO] [stdout] | [INFO] [stdout] 13 | if HSTDOUT.is_none() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/export.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | HSTDOUT.as_mut().unwrap().write_str(s).map_err(drop) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/export.rs:23:12 [INFO] [stdout] | [INFO] [stdout] 23 | if HSTDOUT.is_none() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/export.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | HSTDOUT.as_mut().unwrap().write_fmt(args).map_err(drop) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/export.rs:35:12 [INFO] [stdout] | [INFO] [stdout] 35 | if HSTDERR.is_none() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/export.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | HSTDERR.as_mut().unwrap().write_str(s).map_err(drop) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/export.rs:45:12 [INFO] [stdout] | [INFO] [stdout] 45 | if HSTDERR.is_none() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/export.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 49 | HSTDERR.as_mut().unwrap().write_fmt(args).map_err(drop) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `thumb` [INFO] [stdout] --> src/lib.rs:196:19 [INFO] [stdout] | [INFO] [stdout] 196 | #[cfg(all(thumb, not(feature = "no-semihosting")))] [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(thumb)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(thumb)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `thumb` [INFO] [stdout] --> src/lib.rs:204:19 [INFO] [stdout] | [INFO] [stdout] 204 | #[cfg(all(thumb, feature = "no-semihosting"))] [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(thumb)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(thumb)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `thumb` [INFO] [stdout] --> src/lib.rs:206:19 [INFO] [stdout] | [INFO] [stdout] 206 | #[cfg(not(thumb))] [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(thumb)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(thumb)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/export.rs:13:12 [INFO] [stdout] | [INFO] [stdout] 13 | if HSTDOUT.is_none() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/export.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | HSTDOUT.as_mut().unwrap().write_str(s).map_err(drop) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/export.rs:23:12 [INFO] [stdout] | [INFO] [stdout] 23 | if HSTDOUT.is_none() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/export.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | HSTDOUT.as_mut().unwrap().write_fmt(args).map_err(drop) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/export.rs:35:12 [INFO] [stdout] | [INFO] [stdout] 35 | if HSTDERR.is_none() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/export.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | HSTDERR.as_mut().unwrap().write_str(s).map_err(drop) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/export.rs:45:12 [INFO] [stdout] | [INFO] [stdout] 45 | if HSTDERR.is_none() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/export.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 49 | HSTDERR.as_mut().unwrap().write_fmt(args).map_err(drop) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.37s [INFO] running `Command { std: "docker" "inspect" "4b58749a91aab2be0f8795b4ce03ba0028c30f1b9dc60b96dcb965ae05e5c0a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4b58749a91aab2be0f8795b4ce03ba0028c30f1b9dc60b96dcb965ae05e5c0a9", kill_on_drop: false }` [INFO] [stdout] 4b58749a91aab2be0f8795b4ce03ba0028c30f1b9dc60b96dcb965ae05e5c0a9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+981ca440e18f6cc4bc9026d4be8ddb1ca8378af7" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ce64a2b1f85e4cdc463a7d613f0aeb1c6f429079f0181e6042f669d4c575bfc9 [INFO] running `Command { std: "docker" "start" "-a" "ce64a2b1f85e4cdc463a7d613f0aeb1c6f429079f0181e6042f669d4c575bfc9", kill_on_drop: false }` [INFO] [stderr] warning: unexpected `cfg` condition name: `thumb` [INFO] [stderr] --> src/lib.rs:196:19 [INFO] [stderr] | [INFO] [stderr] 196 | #[cfg(all(thumb, not(feature = "no-semihosting")))] [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stderr] = help: consider using a Cargo feature instead [INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stderr] [lints.rust] [INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(thumb)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(thumb)");` to the top of the `build.rs` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unexpected `cfg` condition name: `thumb` [INFO] [stderr] --> src/lib.rs:204:19 [INFO] [stderr] | [INFO] [stderr] 204 | #[cfg(all(thumb, feature = "no-semihosting"))] [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: consider using a Cargo feature instead [INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stderr] [lints.rust] [INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(thumb)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(thumb)");` to the top of the `build.rs` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] [INFO] [stderr] warning: unexpected `cfg` condition name: `thumb` [INFO] [stderr] --> src/lib.rs:206:19 [INFO] [stderr] | [INFO] [stderr] 206 | #[cfg(not(thumb))] [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: consider using a Cargo feature instead [INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stderr] [lints.rust] [INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(thumb)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(thumb)");` to the top of the `build.rs` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] [INFO] [stderr] warning: creating a shared reference to mutable static [INFO] [stderr] --> src/export.rs:13:12 [INFO] [stderr] | [INFO] [stderr] 13 | if HSTDOUT.is_none() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stderr] | [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stderr] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stderr] [INFO] [stderr] warning: creating a mutable reference to mutable static [INFO] [stderr] --> src/export.rs:17:9 [INFO] [stderr] | [INFO] [stderr] 17 | HSTDOUT.as_mut().unwrap().write_str(s).map_err(drop) [INFO] [stderr] | ^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stderr] | [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stderr] [INFO] [stderr] warning: creating a shared reference to mutable static [INFO] [stderr] --> src/export.rs:23:12 [INFO] [stderr] | [INFO] [stderr] 23 | if HSTDOUT.is_none() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stderr] | [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stderr] [INFO] [stderr] warning: creating a mutable reference to mutable static [INFO] [stderr] --> src/export.rs:27:9 [INFO] [stderr] | [INFO] [stderr] 27 | HSTDOUT.as_mut().unwrap().write_fmt(args).map_err(drop) [INFO] [stderr] | ^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stderr] | [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stderr] [INFO] [stderr] warning: creating a shared reference to mutable static [INFO] [stderr] --> src/export.rs:35:12 [INFO] [stderr] | [INFO] [stderr] 35 | if HSTDERR.is_none() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stderr] | [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stderr] [INFO] [stderr] warning: creating a mutable reference to mutable static [INFO] [stderr] --> src/export.rs:39:9 [INFO] [stderr] | [INFO] [stderr] 39 | HSTDERR.as_mut().unwrap().write_str(s).map_err(drop) [INFO] [stderr] | ^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stderr] | [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stderr] [INFO] [stderr] warning: creating a shared reference to mutable static [INFO] [stderr] --> src/export.rs:45:12 [INFO] [stderr] | [INFO] [stderr] 45 | if HSTDERR.is_none() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stderr] | [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stderr] [INFO] [stderr] warning: creating a mutable reference to mutable static [INFO] [stderr] --> src/export.rs:49:9 [INFO] [stderr] | [INFO] [stderr] 49 | HSTDERR.as_mut().unwrap().write_fmt(args).map_err(drop) [INFO] [stderr] | ^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stderr] | [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stderr] [INFO] [stderr] warning: `cortex-m-semihosting` (lib) generated 11 warnings [INFO] [stderr] warning: `cortex-m-semihosting` (lib test) generated 11 warnings (11 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/cortex_m_semihosting-da24ac5f507f74d5) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stderr] Doc-tests cortex_m_semihosting [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test src/debug.rs - debug (line 11) - compile ... ok [INFO] [stdout] test src/lib.rs - (line 32) - compile ... ok [INFO] [stdout] test src/lib.rs - (line 105) - compile ... ok [INFO] [stdout] test src/lib.rs - (line 130) - compile ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "ce64a2b1f85e4cdc463a7d613f0aeb1c6f429079f0181e6042f669d4c575bfc9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce64a2b1f85e4cdc463a7d613f0aeb1c6f429079f0181e6042f669d4c575bfc9", kill_on_drop: false }` [INFO] [stdout] ce64a2b1f85e4cdc463a7d613f0aeb1c6f429079f0181e6042f669d4c575bfc9