[INFO] fetching crate sharenum 0.0.0...
[INFO] testing sharenum-0.0.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate sharenum 0.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate sharenum 0.0.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sharenum 0.0.0
[INFO] finished tweaking crates.io crate sharenum 0.0.0
[INFO] tweaked toml for crates.io crate sharenum 0.0.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6bf8f5b47c06ae0ca672147f30cb7980574310bec9b270b464cd852be084c495
[INFO] running `Command { std: "docker" "start" "-a" "6bf8f5b47c06ae0ca672147f30cb7980574310bec9b270b464cd852be084c495", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6bf8f5b47c06ae0ca672147f30cb7980574310bec9b270b464cd852be084c495", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bf8f5b47c06ae0ca672147f30cb7980574310bec9b270b464cd852be084c495", kill_on_drop: false }`
[INFO] [stdout] 6bf8f5b47c06ae0ca672147f30cb7980574310bec9b270b464cd852be084c495
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95a8a8dfbb0b9d42742d6bfe672779bbce8cbeb93d6c0490f4d1aee7e4e4bde8
[INFO] running `Command { std: "docker" "start" "-a" "95a8a8dfbb0b9d42742d6bfe672779bbce8cbeb93d6c0490f4d1aee7e4e4bde8", kill_on_drop: false }`
[INFO] [stderr]    Compiling sharenum v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "95a8a8dfbb0b9d42742d6bfe672779bbce8cbeb93d6c0490f4d1aee7e4e4bde8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95a8a8dfbb0b9d42742d6bfe672779bbce8cbeb93d6c0490f4d1aee7e4e4bde8", kill_on_drop: false }`
[INFO] [stdout] 95a8a8dfbb0b9d42742d6bfe672779bbce8cbeb93d6c0490f4d1aee7e4e4bde8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1f52fae303d70348cc72977495db9907ab92bb60ef1b03aa9e196d96c2cbfcd
[INFO] running `Command { std: "docker" "start" "-a" "f1f52fae303d70348cc72977495db9907ab92bb60ef1b03aa9e196d96c2cbfcd", kill_on_drop: false }`
[INFO] [stderr]    Compiling sharenum v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "f1f52fae303d70348cc72977495db9907ab92bb60ef1b03aa9e196d96c2cbfcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1f52fae303d70348cc72977495db9907ab92bb60ef1b03aa9e196d96c2cbfcd", kill_on_drop: false }`
[INFO] [stdout] f1f52fae303d70348cc72977495db9907ab92bb60ef1b03aa9e196d96c2cbfcd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ef3180b9a6f25511ecf9cd4bd6f00d84b32248ef6283b78cf194293c66502e63
[INFO] running `Command { std: "docker" "start" "-a" "ef3180b9a6f25511ecf9cd4bd6f00d84b32248ef6283b78cf194293c66502e63", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sharenum-a08b77db5a20ffb4)
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr]    Doc-tests sharenum
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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" "ef3180b9a6f25511ecf9cd4bd6f00d84b32248ef6283b78cf194293c66502e63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef3180b9a6f25511ecf9cd4bd6f00d84b32248ef6283b78cf194293c66502e63", kill_on_drop: false }`
[INFO] [stdout] ef3180b9a6f25511ecf9cd4bd6f00d84b32248ef6283b78cf194293c66502e63