[INFO] fetching crate libfl 0.0.3... [INFO] testing libfl-0.0.3 against master#160e7623e8cbbf1feab2b6e2a24733a98c7bde9c for pr-145628 [INFO] extracting crate libfl 0.0.3 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate libfl 0.0.3 [INFO] finished tweaking crates.io crate libfl 0.0.3 [INFO] tweaked toml for crates.io crate libfl 0.0.3 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate libfl 0.0.3 on toolchain 160e7623e8cbbf1feab2b6e2a24733a98c7bde9c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate libfl 0.0.3 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1fc28486f873f2019feb37ac23b1e2a8d4bdf793e1696837fba81a5199303408 [INFO] running `Command { std: "docker" "start" "-a" "1fc28486f873f2019feb37ac23b1e2a8d4bdf793e1696837fba81a5199303408", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1fc28486f873f2019feb37ac23b1e2a8d4bdf793e1696837fba81a5199303408", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1fc28486f873f2019feb37ac23b1e2a8d4bdf793e1696837fba81a5199303408", kill_on_drop: false }` [INFO] [stdout] 1fc28486f873f2019feb37ac23b1e2a8d4bdf793e1696837fba81a5199303408 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d4f4ce8fbe047419ee4e2322e4dd9c5a148fcc3a96794d1186f4dbbf13e22995 [INFO] running `Command { std: "docker" "start" "-a" "d4f4ce8fbe047419ee4e2322e4dd9c5a148fcc3a96794d1186f4dbbf13e22995", kill_on_drop: false }` [INFO] [stderr] Compiling shlex v1.3.0 [INFO] [stderr] Compiling cty v0.2.2 [INFO] [stderr] Compiling cc v1.2.16 [INFO] [stderr] Compiling libfl v0.0.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/lib.rs:103:18 [INFO] [stdout] | [INFO] [stdout] 103 | (std::mem::transmute::(result.value), Exception(result.exception)) [INFO] [stdout] | -------------------------------^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `f32::from_bits` [INFO] [stdout] ... [INFO] [stdout] 121 | impl_binary!(add_f32); [INFO] [stdout] | --------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unnecessary_transmutes)]` on by default [INFO] [stdout] = note: this warning originates in the macro `impl_binary` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/lib.rs:103:18 [INFO] [stdout] | [INFO] [stdout] 103 | (std::mem::transmute::(result.value), Exception(result.exception)) [INFO] [stdout] | -------------------------------^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `f32::from_bits` [INFO] [stdout] ... [INFO] [stdout] 122 | impl_binary!(div_f32); [INFO] [stdout] | --------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `impl_binary` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/lib.rs:103:18 [INFO] [stdout] | [INFO] [stdout] 103 | (std::mem::transmute::(result.value), Exception(result.exception)) [INFO] [stdout] | -------------------------------^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `f32::from_bits` [INFO] [stdout] ... [INFO] [stdout] 123 | impl_binary!(mul_f32); [INFO] [stdout] | --------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `impl_binary` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/lib.rs:115:18 [INFO] [stdout] | [INFO] [stdout] 115 | (std::mem::transmute::(result.value), Exception(result.exception)) [INFO] [stdout] | -----------------------------------^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `f32::from_bits` [INFO] [stdout] ... [INFO] [stdout] 124 | impl_unary!(cvt_u32_f32, u32, f32); [INFO] [stdout] | ---------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `impl_unary` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.70s [INFO] running `Command { std: "docker" "inspect" "d4f4ce8fbe047419ee4e2322e4dd9c5a148fcc3a96794d1186f4dbbf13e22995", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d4f4ce8fbe047419ee4e2322e4dd9c5a148fcc3a96794d1186f4dbbf13e22995", kill_on_drop: false }` [INFO] [stdout] d4f4ce8fbe047419ee4e2322e4dd9c5a148fcc3a96794d1186f4dbbf13e22995 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0ef286892b3a6a90e4ca5d2ef33f27c977a96ee1abb9606d9711ef9822c2f338 [INFO] running `Command { std: "docker" "start" "-a" "0ef286892b3a6a90e4ca5d2ef33f27c977a96ee1abb9606d9711ef9822c2f338", kill_on_drop: false }` [INFO] [stderr] Compiling libfl v0.0.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/lib.rs:103:18 [INFO] [stdout] | [INFO] [stdout] 103 | (std::mem::transmute::(result.value), Exception(result.exception)) [INFO] [stdout] | -------------------------------^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `f32::from_bits` [INFO] [stdout] ... [INFO] [stdout] 121 | impl_binary!(add_f32); [INFO] [stdout] | --------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unnecessary_transmutes)]` on by default [INFO] [stdout] = note: this warning originates in the macro `impl_binary` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/lib.rs:103:18 [INFO] [stdout] | [INFO] [stdout] 103 | (std::mem::transmute::(result.value), Exception(result.exception)) [INFO] [stdout] | -------------------------------^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `f32::from_bits` [INFO] [stdout] ... [INFO] [stdout] 122 | impl_binary!(div_f32); [INFO] [stdout] | --------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `impl_binary` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/lib.rs:103:18 [INFO] [stdout] | [INFO] [stdout] 103 | (std::mem::transmute::(result.value), Exception(result.exception)) [INFO] [stdout] | -------------------------------^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `f32::from_bits` [INFO] [stdout] ... [INFO] [stdout] 123 | impl_binary!(mul_f32); [INFO] [stdout] | --------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `impl_binary` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/lib.rs:115:18 [INFO] [stdout] | [INFO] [stdout] 115 | (std::mem::transmute::(result.value), Exception(result.exception)) [INFO] [stdout] | -----------------------------------^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `f32::from_bits` [INFO] [stdout] ... [INFO] [stdout] 124 | impl_unary!(cvt_u32_f32, u32, f32); [INFO] [stdout] | ---------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `impl_unary` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/lib.rs:103:18 [INFO] [stdout] | [INFO] [stdout] 103 | (std::mem::transmute::(result.value), Exception(result.exception)) [INFO] [stdout] | -------------------------------^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `f32::from_bits` [INFO] [stdout] ... [INFO] [stdout] 121 | impl_binary!(add_f32); [INFO] [stdout] | --------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unnecessary_transmutes)]` on by default [INFO] [stdout] = note: this warning originates in the macro `impl_binary` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/lib.rs:103:18 [INFO] [stdout] | [INFO] [stdout] 103 | (std::mem::transmute::(result.value), Exception(result.exception)) [INFO] [stdout] | -------------------------------^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `f32::from_bits` [INFO] [stdout] ... [INFO] [stdout] 122 | impl_binary!(div_f32); [INFO] [stdout] | --------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `impl_binary` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/lib.rs:103:18 [INFO] [stdout] | [INFO] [stdout] 103 | (std::mem::transmute::(result.value), Exception(result.exception)) [INFO] [stdout] | -------------------------------^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `f32::from_bits` [INFO] [stdout] ... [INFO] [stdout] 123 | impl_binary!(mul_f32); [INFO] [stdout] | --------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `impl_binary` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/lib.rs:115:18 [INFO] [stdout] | [INFO] [stdout] 115 | (std::mem::transmute::(result.value), Exception(result.exception)) [INFO] [stdout] | -----------------------------------^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `f32::from_bits` [INFO] [stdout] ... [INFO] [stdout] 124 | impl_unary!(cvt_u32_f32, u32, f32); [INFO] [stdout] | ---------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `impl_unary` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s [INFO] running `Command { std: "docker" "inspect" "0ef286892b3a6a90e4ca5d2ef33f27c977a96ee1abb9606d9711ef9822c2f338", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0ef286892b3a6a90e4ca5d2ef33f27c977a96ee1abb9606d9711ef9822c2f338", kill_on_drop: false }` [INFO] [stdout] 0ef286892b3a6a90e4ca5d2ef33f27c977a96ee1abb9606d9711ef9822c2f338 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b50c15fa2b54768054959da1bf6e3b71da52dffda1809bbab1730c2ff4a119e2 [INFO] running `Command { std: "docker" "start" "-a" "b50c15fa2b54768054959da1bf6e3b71da52dffda1809bbab1730c2ff4a119e2", kill_on_drop: false }` [INFO] [stderr] error: failed to download `shlex v1.3.0` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] unable to get packages from source [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] failed to unpack package `shlex v1.3.0` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] failed to create directory `/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/shlex-1.3.0` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] Read-only file system (os error 30) [INFO] running `Command { std: "docker" "inspect" "b50c15fa2b54768054959da1bf6e3b71da52dffda1809bbab1730c2ff4a119e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b50c15fa2b54768054959da1bf6e3b71da52dffda1809bbab1730c2ff4a119e2", kill_on_drop: false }` [INFO] [stdout] b50c15fa2b54768054959da1bf6e3b71da52dffda1809bbab1730c2ff4a119e2