[INFO] fetching crate caoe 0.1.2... [INFO] testing caoe-0.1.2 against 1.59.0 for beta-1.60-1 [INFO] extracting crate caoe 0.1.2 into /workspace/builds/worker-112/source [INFO] validating manifest of crates.io crate caoe 0.1.2 on toolchain 1.59.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate caoe 0.1.2 [INFO] finished tweaking crates.io crate caoe 0.1.2 [INFO] tweaked toml for crates.io crate caoe 0.1.2 written to /workspace/builds/worker-112/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9566cfcf23c67777a49dddfcff38f9857c18c4a966b93e07e423347df17a7032 [INFO] running `Command { std: "docker" "start" "-a" "9566cfcf23c67777a49dddfcff38f9857c18c4a966b93e07e423347df17a7032", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9566cfcf23c67777a49dddfcff38f9857c18c4a966b93e07e423347df17a7032", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9566cfcf23c67777a49dddfcff38f9857c18c4a966b93e07e423347df17a7032", kill_on_drop: false }` [INFO] [stdout] 9566cfcf23c67777a49dddfcff38f9857c18c4a966b93e07e423347df17a7032 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 264827a8748484ee7df4a59cfead24b35ac9f3a3eb5cc3bfaf77b47833234450 [INFO] running `Command { std: "docker" "start" "-a" "264827a8748484ee7df4a59cfead24b35ac9f3a3eb5cc3bfaf77b47833234450", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.119 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling nix v0.23.1 [INFO] [stderr] Compiling nix v0.22.3 [INFO] [stderr] Compiling prctl v1.0.0 [INFO] [stderr] Compiling caoe v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/lib.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/lib.rs:97:9 [INFO] [stdout] | [INFO] [stdout] 94 | / loop { [INFO] [stdout] 95 | | pause(); [INFO] [stdout] 96 | | } [INFO] [stdout] | |_________- any code following this expression is unreachable [INFO] [stdout] 97 | return; [INFO] [stdout] | ^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.50s [INFO] running `Command { std: "docker" "inspect" "264827a8748484ee7df4a59cfead24b35ac9f3a3eb5cc3bfaf77b47833234450", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "264827a8748484ee7df4a59cfead24b35ac9f3a3eb5cc3bfaf77b47833234450", kill_on_drop: false }` [INFO] [stdout] 264827a8748484ee7df4a59cfead24b35ac9f3a3eb5cc3bfaf77b47833234450 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c01ee43be463aa0c2393f33465b62a23d43edee15e6f45d5cacd4b0b91cca6ee [INFO] running `Command { std: "docker" "start" "-a" "c01ee43be463aa0c2393f33465b62a23d43edee15e6f45d5cacd4b0b91cca6ee", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling gimli v0.26.1 [INFO] [stderr] Compiling adler v1.0.2 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling rustc-demangle v0.1.21 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling net2 v0.2.37 [INFO] [stderr] Compiling getrandom v0.2.5 [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/lib.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/lib.rs:97:9 [INFO] [stdout] | [INFO] [stdout] 94 | / loop { [INFO] [stdout] 95 | | pause(); [INFO] [stdout] 96 | | } [INFO] [stdout] | |_________- any code following this expression is unreachable [INFO] [stdout] 97 | return; [INFO] [stdout] | ^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling tempfile v3.3.0 [INFO] [stderr] Compiling uuid v0.8.2 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling object v0.27.1 [INFO] [stderr] Compiling backtrace v0.3.64 [INFO] [stderr] Compiling findshlibs v0.10.2 [INFO] [stderr] Compiling addr2line v0.17.0 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Compiling bincode v1.3.3 [INFO] [stderr] Compiling ipc-channel v0.15.0 [INFO] [stderr] Compiling procspawn v0.10.1 [INFO] [stderr] Compiling caoe v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/lib.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/lib.rs:97:9 [INFO] [stdout] | [INFO] [stdout] 94 | / loop { [INFO] [stdout] 95 | | pause(); [INFO] [stdout] 96 | | } [INFO] [stdout] | |_________- any code following this expression is unreachable [INFO] [stdout] 97 | return; [INFO] [stdout] | ^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 20.00s [INFO] running `Command { std: "docker" "inspect" "c01ee43be463aa0c2393f33465b62a23d43edee15e6f45d5cacd4b0b91cca6ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c01ee43be463aa0c2393f33465b62a23d43edee15e6f45d5cacd4b0b91cca6ee", kill_on_drop: false }` [INFO] [stdout] c01ee43be463aa0c2393f33465b62a23d43edee15e6f45d5cacd4b0b91cca6ee [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 4216eb5160b7750ea5c3499ab48bda59a71d526870f123d4e9ae81c7d8eeef8e [INFO] running `Command { std: "docker" "start" "-a" "4216eb5160b7750ea5c3499ab48bda59a71d526870f123d4e9ae81c7d8eeef8e", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `std::time::Duration` [INFO] [stderr] --> src/lib.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | use std::time::Duration; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/lib.rs:97:9 [INFO] [stderr] | [INFO] [stderr] 94 | / loop { [INFO] [stderr] 95 | | pause(); [INFO] [stderr] 96 | | } [INFO] [stderr] | |_________- any code following this expression is unreachable [INFO] [stderr] 97 | return; [INFO] [stderr] | ^^^^^^^ unreachable statement [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `caoe` (lib) generated 2 warnings [INFO] [stdout] [INFO] [stderr] warning: `caoe` (lib test) generated 2 warnings (2 duplicates) [INFO] [stdout] running 0 tests [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.12s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/caoe-2dc54e8fc6092882) [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/main.rs (/opt/rustwide/target/debug/deps/main-d28c01a6e8430f0c) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Doc-tests caoe [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" "4216eb5160b7750ea5c3499ab48bda59a71d526870f123d4e9ae81c7d8eeef8e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4216eb5160b7750ea5c3499ab48bda59a71d526870f123d4e9ae81c7d8eeef8e", kill_on_drop: false }` [INFO] [stdout] 4216eb5160b7750ea5c3499ab48bda59a71d526870f123d4e9ae81c7d8eeef8e