[INFO] fetching crate elk 0.3.1... [INFO] testing elk-0.3.1 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_getrandom_patch_0 [INFO] extracting crate elk 0.3.1 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate elk 0.3.1 [INFO] finished tweaking crates.io crate elk 0.3.1 [INFO] tweaked toml for crates.io crate elk 0.3.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate elk 0.3.1 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate elk 0.3.1 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded structopt-derive v0.4.13 [INFO] [stderr] Downloaded terminal_size v0.1.15 [INFO] [stderr] Downloaded structopt v0.3.20 [INFO] [stderr] Downloaded filesize v0.2.0 [INFO] [stderr] Downloaded linked-hash-map v0.5.3 [INFO] [stderr] Downloaded serde_yaml v0.8.14 [INFO] [stderr] Downloaded serde_test v1.0.117 [INFO] [stderr] Downloaded addr2line v0.14.0 [INFO] [stderr] Downloaded serde_derive v1.0.117 [INFO] [stderr] Downloaded serde v1.0.117 [INFO] [stderr] Downloaded backtrace v0.3.55 [INFO] [stderr] Downloaded yaml-rust v0.4.4 [INFO] [stderr] Downloaded serde_yaml v0.7.5 [INFO] [stderr] Downloaded config_struct v0.5.0 [INFO] [stderr] Downloaded getrandom v0.1.15 [INFO] [stderr] Downloaded dirs v3.0.1 [INFO] [stderr] Downloaded dtoa v0.4.6 [INFO] [stderr] Downloaded object v0.22.0 [INFO] [stderr] Downloaded syn v1.0.48 [INFO] [stderr] Downloaded libc v0.2.80 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6c36bda071ead8a555004c00b46b875542cff5e66ccdd933391b32bc6b162b17 [INFO] running `Command { std: "docker" "start" "-a" "6c36bda071ead8a555004c00b46b875542cff5e66ccdd933391b32bc6b162b17", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6c36bda071ead8a555004c00b46b875542cff5e66ccdd933391b32bc6b162b17", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6c36bda071ead8a555004c00b46b875542cff5e66ccdd933391b32bc6b162b17", kill_on_drop: false }` [INFO] [stdout] 6c36bda071ead8a555004c00b46b875542cff5e66ccdd933391b32bc6b162b17 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 2f553485a1eb2cb479706f70b444de498edb369fbfb76aa322957ce1946e0b05 [INFO] running `Command { std: "docker" "start" "-a" "2f553485a1eb2cb479706f70b444de498edb369fbfb76aa322957ce1946e0b05", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.48 [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling serde_derive v1.0.117 [INFO] [stderr] Compiling serde v1.0.117 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling adler v0.2.3 [INFO] [stderr] Compiling gimli v0.23.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling rustc-demangle v0.1.18 [INFO] [stderr] Compiling object v0.22.0 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling linked-hash-map v0.5.3 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Compiling yaml-rust v0.4.4 [INFO] [stderr] Compiling dtoa v0.4.6 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling dirs-sys v0.3.5 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling dirs v3.0.1 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling colored v2.0.0 [INFO] [stderr] Compiling terminal_size v0.1.15 [INFO] [stderr] Compiling filesize v0.2.0 [INFO] [stderr] Compiling addr2line v0.14.0 [INFO] [stderr] Compiling backtrace v0.3.55 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling structopt-derive v0.4.13 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling structopt v0.3.20 [INFO] [stderr] Compiling serde_test v1.0.117 [INFO] [stderr] Compiling serde_yaml v0.7.5 [INFO] [stderr] Compiling toml v0.4.10 [INFO] [stderr] Compiling serde_yaml v0.8.14 [INFO] [stderr] Compiling linear-map v1.2.0 [INFO] [stderr] Compiling config_struct v0.5.0 [INFO] [stderr] Compiling elk v0.3.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/statistic.rs:33:67 [INFO] [stdout] | [INFO] [stdout] 33 | output.push_str(format!("\nCharacters read:\t\t{}\n", total_chars).as_str()); [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 shared reference to mutable static [INFO] [stdout] --> src/statistic.rs:34:71 [INFO] [stdout] | [INFO] [stdout] 34 | output.push_str(format!("Unicode Characters read:\t{}\n", total_uni_chars).as_str()); [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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 50.60s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: serde_test v1.0.117 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "2f553485a1eb2cb479706f70b444de498edb369fbfb76aa322957ce1946e0b05", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2f553485a1eb2cb479706f70b444de498edb369fbfb76aa322957ce1946e0b05", kill_on_drop: false }` [INFO] [stdout] 2f553485a1eb2cb479706f70b444de498edb369fbfb76aa322957ce1946e0b05 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 295f9c0ac3177f2e38e83f00773aa2fec464b6e704c1251df79199b7b6e787fb [INFO] running `Command { std: "docker" "start" "-a" "295f9c0ac3177f2e38e83f00773aa2fec464b6e704c1251df79199b7b6e787fb", kill_on_drop: false }` [INFO] [stderr] Compiling elk v0.3.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/statistic.rs:33:67 [INFO] [stdout] | [INFO] [stdout] 33 | output.push_str(format!("\nCharacters read:\t\t{}\n", total_chars).as_str()); [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 shared reference to mutable static [INFO] [stdout] --> src/statistic.rs:34:71 [INFO] [stdout] | [INFO] [stdout] 34 | output.push_str(format!("Unicode Characters read:\t{}\n", total_uni_chars).as_str()); [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] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.83s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: serde_test v1.0.117 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "295f9c0ac3177f2e38e83f00773aa2fec464b6e704c1251df79199b7b6e787fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "295f9c0ac3177f2e38e83f00773aa2fec464b6e704c1251df79199b7b6e787fb", kill_on_drop: false }` [INFO] [stdout] 295f9c0ac3177f2e38e83f00773aa2fec464b6e704c1251df79199b7b6e787fb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 1dd42d81ca8dc66ce0ca8cd3afe6e44d34b97db00c6a028f5da73be51310088e [INFO] running `Command { std: "docker" "start" "-a" "1dd42d81ca8dc66ce0ca8cd3afe6e44d34b97db00c6a028f5da73be51310088e", kill_on_drop: false }` [INFO] [stderr] warning: creating a shared reference to mutable static [INFO] [stderr] --> src/statistic.rs:33:67 [INFO] [stderr] | [INFO] [stderr] 33 | output.push_str(format!("\nCharacters read:\t\t{}\n", total_chars).as_str()); [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 shared reference to mutable static [INFO] [stderr] --> src/statistic.rs:34:71 [INFO] [stderr] | [INFO] [stderr] 34 | output.push_str(format!("Unicode Characters read:\t{}\n", total_uni_chars).as_str()); [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: `elk` (bin "elk" test) generated 2 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: serde_test v1.0.117 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/elk-263d3a9702b68253) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "1dd42d81ca8dc66ce0ca8cd3afe6e44d34b97db00c6a028f5da73be51310088e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1dd42d81ca8dc66ce0ca8cd3afe6e44d34b97db00c6a028f5da73be51310088e", kill_on_drop: false }` [INFO] [stdout] 1dd42d81ca8dc66ce0ca8cd3afe6e44d34b97db00c6a028f5da73be51310088e