[INFO] cloning repository https://github.com/TomSawyer404/rust-wc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TomSawyer404/rust-wc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomSawyer404%2Frust-wc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomSawyer404%2Frust-wc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2b3f22b1826b133e64d4ea8e8cfb6657d7b1702b
[INFO] testing TomSawyer404/rust-wc against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomSawyer404%2Frust-wc" "/workspace/builds/worker-32/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-32/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TomSawyer404/rust-wc on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TomSawyer404/rust-wc
[INFO] finished tweaking git repo https://github.com/TomSawyer404/rust-wc
[INFO] tweaked toml for git repo https://github.com/TomSawyer404/rust-wc written to /workspace/builds/worker-32/source/Cargo.toml
[INFO] crate git repo https://github.com/TomSawyer404/rust-wc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded termtree v0.2.3
[INFO] [stderr]   Downloaded predicates-tree v1.0.4
[INFO] [stderr]   Downloaded predicates-core v1.0.2
[INFO] [stderr]   Downloaded predicates v2.0.3
[INFO] [stderr]   Downloaded assert_cmd v2.0.2
[INFO] [stderr]   Downloaded difflib v0.4.0
[INFO] [stderr]   Downloaded float-cmp v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b81a2a10feaa377b885e089b3d6e008916479132ded13ec5677371132c9e7ae
[INFO] running `Command { std: "docker" "start" "-a" "0b81a2a10feaa377b885e089b3d6e008916479132ded13ec5677371132c9e7ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b81a2a10feaa377b885e089b3d6e008916479132ded13ec5677371132c9e7ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b81a2a10feaa377b885e089b3d6e008916479132ded13ec5677371132c9e7ae", kill_on_drop: false }`
[INFO] [stdout] 0b81a2a10feaa377b885e089b3d6e008916479132ded13ec5677371132c9e7ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 260970cdfe5cd8d5191ac590bfec5e136cc48e9e8886577d32c9969cea52b825
[INFO] running `Command { std: "docker" "start" "-a" "260970cdfe5cd8d5191ac590bfec5e136cc48e9e8886577d32c9969cea52b825", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.106
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rust-wc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.22s
[INFO] running `Command { std: "docker" "inspect" "260970cdfe5cd8d5191ac590bfec5e136cc48e9e8886577d32c9969cea52b825", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "260970cdfe5cd8d5191ac590bfec5e136cc48e9e8886577d32c9969cea52b825", kill_on_drop: false }`
[INFO] [stdout] 260970cdfe5cd8d5191ac590bfec5e136cc48e9e8886577d32c9969cea52b825
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97169b9e914342eb180658b3072f7019371cc2c62fa0fd509195122226e635c8
[INFO] running `Command { std: "docker" "start" "-a" "97169b9e914342eb180658b3072f7019371cc2c62fa0fd509195122226e635c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.106
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling predicates-core v1.0.2
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling difflib v0.4.0
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling termtree v0.2.3
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling predicates-tree v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling float-cmp v0.9.0
[INFO] [stderr]    Compiling rust-wc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling predicates v2.0.3
[INFO] [stderr]    Compiling assert_cmd v2.0.2
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 14.21s
[INFO] running `Command { std: "docker" "inspect" "97169b9e914342eb180658b3072f7019371cc2c62fa0fd509195122226e635c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97169b9e914342eb180658b3072f7019371cc2c62fa0fd509195122226e635c8", kill_on_drop: false }`
[INFO] [stdout] 97169b9e914342eb180658b3072f7019371cc2c62fa0fd509195122226e635c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0f43f0145b565a1908370110e2013fcd33c39b4de3d19a721d66c7dfb378e946
[INFO] running `Command { std: "docker" "start" "-a" "0f43f0145b565a1908370110e2013fcd33c39b4de3d19a721d66c7dfb378e946", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.31s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_wc-f3d83946da63ec27)
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_wc-c7a8c13f7b643c84)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests rust-wc
[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" "0f43f0145b565a1908370110e2013fcd33c39b4de3d19a721d66c7dfb378e946", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f43f0145b565a1908370110e2013fcd33c39b4de3d19a721d66c7dfb378e946", kill_on_drop: false }`
[INFO] [stdout] 0f43f0145b565a1908370110e2013fcd33c39b4de3d19a721d66c7dfb378e946