[INFO] fetching crate counts 0.1.2...
[INFO] testing counts-0.1.2 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate counts 0.1.2 into /workspace/builds/worker-72/source
[INFO] validating manifest of crates.io crate counts 0.1.2 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate counts 0.1.2
[INFO] finished tweaking crates.io crate counts 0.1.2
[INFO] tweaked toml for crates.io crate counts 0.1.2 written to /workspace/builds/worker-72/source/Cargo.toml
[INFO] crate crates.io crate counts 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cc85eaf16a2051520715c9484c44b4f428eb0e087c7a168b17aaf92c41f233b3
[INFO] running `Command { std: "docker" "start" "-a" "cc85eaf16a2051520715c9484c44b4f428eb0e087c7a168b17aaf92c41f233b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc85eaf16a2051520715c9484c44b4f428eb0e087c7a168b17aaf92c41f233b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc85eaf16a2051520715c9484c44b4f428eb0e087c7a168b17aaf92c41f233b3", kill_on_drop: false }`
[INFO] [stdout] cc85eaf16a2051520715c9484c44b4f428eb0e087c7a168b17aaf92c41f233b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a41d081ce6f8f8748ae60ec6b6a0bcab3b2c44393d6c7dd2ed0edfb05a19f3bf
[INFO] running `Command { std: "docker" "start" "-a" "a41d081ce6f8f8748ae60ec6b6a0bcab3b2c44393d6c7dd2ed0edfb05a19f3bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling ucd-util v0.1.1
[INFO] [stderr]    Compiling regex v1.0.2
[INFO] [stderr]    Compiling lazy_static v1.0.2
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling regex-syntax v0.6.2
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling aho-corasick v0.6.6
[INFO] [stderr]    Compiling counts v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.14s
[INFO] running `Command { std: "docker" "inspect" "a41d081ce6f8f8748ae60ec6b6a0bcab3b2c44393d6c7dd2ed0edfb05a19f3bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a41d081ce6f8f8748ae60ec6b6a0bcab3b2c44393d6c7dd2ed0edfb05a19f3bf", kill_on_drop: false }`
[INFO] [stdout] a41d081ce6f8f8748ae60ec6b6a0bcab3b2c44393d6c7dd2ed0edfb05a19f3bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0368ec1e0fed804e35eb4d00feaf3742fa3ed6ce503a7b8412e9183bc0c609c7
[INFO] running `Command { std: "docker" "start" "-a" "0368ec1e0fed804e35eb4d00feaf3742fa3ed6ce503a7b8412e9183bc0c609c7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling predicates-core v1.0.0
[INFO] [stderr]    Compiling escargot v0.3.1
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling treeline v0.1.0
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling predicates-tree v1.0.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling float-cmp v0.8.0
[INFO] [stderr]    Compiling predicates v1.0.5
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling assert_cmd v0.10.2
[INFO] [stderr]    Compiling counts v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 24.16s
[INFO] running `Command { std: "docker" "inspect" "0368ec1e0fed804e35eb4d00feaf3742fa3ed6ce503a7b8412e9183bc0c609c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0368ec1e0fed804e35eb4d00feaf3742fa3ed6ce503a7b8412e9183bc0c609c7", kill_on_drop: false }`
[INFO] [stdout] 0368ec1e0fed804e35eb4d00feaf3742fa3ed6ce503a7b8412e9183bc0c609c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] eb72797e5e5e982022ce69d1dc1e2ad6191bbd8ebb514add2e28d3c54cfa3ec9
[INFO] running `Command { std: "docker" "start" "-a" "eb72797e5e5e982022ce69d1dc1e2ad6191bbd8ebb514add2e28d3c54cfa3ec9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/counts-3d882f96effa61d6)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/cli.rs (/opt/rustwide/target/debug/deps/cli-f8c446e3f4929825)
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test file_doesnt_exist ... ok
[INFO] [stdout] test simple ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 22.90s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "eb72797e5e5e982022ce69d1dc1e2ad6191bbd8ebb514add2e28d3c54cfa3ec9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb72797e5e5e982022ce69d1dc1e2ad6191bbd8ebb514add2e28d3c54cfa3ec9", kill_on_drop: false }`
[INFO] [stdout] eb72797e5e5e982022ce69d1dc1e2ad6191bbd8ebb514add2e28d3c54cfa3ec9