[INFO] fetching crate strenum 0.0.6...
[INFO] testing strenum-0.0.6 against 1.55.0 for beta-1.56-1
[INFO] extracting crate strenum 0.0.6 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate strenum 0.0.6 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 strenum 0.0.6
[INFO] finished tweaking crates.io crate strenum 0.0.6
[INFO] tweaked toml for crates.io crate strenum 0.0.6 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] 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] 254eb0109e9d7bf8d75b48121e6eaa73a8d48e3b694f8448538ed8307bc45f4c
[INFO] running `Command { std: "docker" "start" "-a" "254eb0109e9d7bf8d75b48121e6eaa73a8d48e3b694f8448538ed8307bc45f4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "254eb0109e9d7bf8d75b48121e6eaa73a8d48e3b694f8448538ed8307bc45f4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "254eb0109e9d7bf8d75b48121e6eaa73a8d48e3b694f8448538ed8307bc45f4c", kill_on_drop: false }`
[INFO] [stdout] 254eb0109e9d7bf8d75b48121e6eaa73a8d48e3b694f8448538ed8307bc45f4c
[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] 6d46509095ec258c8b827e07bfe12590cfed58276cc4fe6f731dfe1b7f279172
[INFO] running `Command { std: "docker" "start" "-a" "6d46509095ec258c8b827e07bfe12590cfed58276cc4fe6f731dfe1b7f279172", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling strenum v0.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.58s
[INFO] running `Command { std: "docker" "inspect" "6d46509095ec258c8b827e07bfe12590cfed58276cc4fe6f731dfe1b7f279172", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d46509095ec258c8b827e07bfe12590cfed58276cc4fe6f731dfe1b7f279172", kill_on_drop: false }`
[INFO] [stdout] 6d46509095ec258c8b827e07bfe12590cfed58276cc4fe6f731dfe1b7f279172
[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] 7bdf2f6fe7c0e8b24a4a396ac16e4aae44a081cd22131bef87d8289fd551db44
[INFO] running `Command { std: "docker" "start" "-a" "7bdf2f6fe7c0e8b24a4a396ac16e4aae44a081cd22131bef87d8289fd551db44", kill_on_drop: false }`
[INFO] [stderr]    Compiling strenum v0.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "7bdf2f6fe7c0e8b24a4a396ac16e4aae44a081cd22131bef87d8289fd551db44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bdf2f6fe7c0e8b24a4a396ac16e4aae44a081cd22131bef87d8289fd551db44", kill_on_drop: false }`
[INFO] [stdout] 7bdf2f6fe7c0e8b24a4a396ac16e4aae44a081cd22131bef87d8289fd551db44
[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] 95f20b096e2bcd7f4534da3108a7f375c100ad0a78cc70504bc2f90155b690e1
[INFO] running `Command { std: "docker" "start" "-a" "95f20b096e2bcd7f4534da3108a7f375c100ad0a78cc70504bc2f90155b690e1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/strenum-5d818831de43402a)
[INFO] [stdout] running 2 tests
[INFO] [stdout] test enumify ... ok
[INFO] [stderr]    Doc-tests strenum
[INFO] [stdout] test stringify ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 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" "95f20b096e2bcd7f4534da3108a7f375c100ad0a78cc70504bc2f90155b690e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95f20b096e2bcd7f4534da3108a7f375c100ad0a78cc70504bc2f90155b690e1", kill_on_drop: false }`
[INFO] [stdout] 95f20b096e2bcd7f4534da3108a7f375c100ad0a78cc70504bc2f90155b690e1