[INFO] fetching crate impl-tools-lib 0.3.0...
[INFO] testing impl-tools-lib-0.3.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate impl-tools-lib 0.3.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate impl-tools-lib 0.3.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate impl-tools-lib 0.3.0
[INFO] finished tweaking crates.io crate impl-tools-lib 0.3.0
[INFO] tweaked toml for crates.io crate impl-tools-lib 0.3.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 146b15fc5b2f65de01357cbe567c0884034981bf07f4dd883d929ffeeef157ca
[INFO] running `Command { std: "docker" "start" "-a" "146b15fc5b2f65de01357cbe567c0884034981bf07f4dd883d929ffeeef157ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "146b15fc5b2f65de01357cbe567c0884034981bf07f4dd883d929ffeeef157ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "146b15fc5b2f65de01357cbe567c0884034981bf07f4dd883d929ffeeef157ca", kill_on_drop: false }`
[INFO] [stdout] 146b15fc5b2f65de01357cbe567c0884034981bf07f4dd883d929ffeeef157ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0300ab27f8b6c1be13b9a5bb5495062e5bc13678224303ac0141609735e151d2
[INFO] running `Command { std: "docker" "start" "-a" "0300ab27f8b6c1be13b9a5bb5495062e5bc13678224303ac0141609735e151d2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling impl-tools-lib v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.92s
[INFO] running `Command { std: "docker" "inspect" "0300ab27f8b6c1be13b9a5bb5495062e5bc13678224303ac0141609735e151d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0300ab27f8b6c1be13b9a5bb5495062e5bc13678224303ac0141609735e151d2", kill_on_drop: false }`
[INFO] [stdout] 0300ab27f8b6c1be13b9a5bb5495062e5bc13678224303ac0141609735e151d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ebcc337ec94708eb17f031f42216cf3789573e3a39b6a44b6c5a19944c4ad6b5
[INFO] running `Command { std: "docker" "start" "-a" "ebcc337ec94708eb17f031f42216cf3789573e3a39b6a44b6c5a19944c4ad6b5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling impl-tools-lib v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.54s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/impl_tools_lib-40618e3c03dbdd1b)
[INFO] running `Command { std: "docker" "inspect" "ebcc337ec94708eb17f031f42216cf3789573e3a39b6a44b6c5a19944c4ad6b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebcc337ec94708eb17f031f42216cf3789573e3a39b6a44b6c5a19944c4ad6b5", kill_on_drop: false }`
[INFO] [stdout] ebcc337ec94708eb17f031f42216cf3789573e3a39b6a44b6c5a19944c4ad6b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 62788a85cfc772b4c9aede3eda9cd5a6b783be19b4f18797a2e4f1a93973e914
[INFO] running `Command { std: "docker" "start" "-a" "62788a85cfc772b4c9aede3eda9cd5a6b783be19b4f18797a2e4f1a93973e914", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/impl_tools_lib-40618e3c03dbdd1b)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests impl-tools-lib
[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] [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" "62788a85cfc772b4c9aede3eda9cd5a6b783be19b4f18797a2e4f1a93973e914", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62788a85cfc772b4c9aede3eda9cd5a6b783be19b4f18797a2e4f1a93973e914", kill_on_drop: false }`
[INFO] [stdout] 62788a85cfc772b4c9aede3eda9cd5a6b783be19b4f18797a2e4f1a93973e914