[INFO] cloning repository https://github.com/u-yas/normal-linux-programming-book
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/u-yas/normal-linux-programming-book" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fu-yas%2Fnormal-linux-programming-book", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fu-yas%2Fnormal-linux-programming-book'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4f602074a03cba853cdc34a6e9725cfe00d72b54
[INFO] testing u-yas/normal-linux-programming-book against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fu-yas%2Fnormal-linux-programming-book" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/u-yas/normal-linux-programming-book on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/u-yas/normal-linux-programming-book
[INFO] finished tweaking git repo https://github.com/u-yas/normal-linux-programming-book
[INFO] tweaked toml for git repo https://github.com/u-yas/normal-linux-programming-book written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/u-yas/normal-linux-programming-book already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1cd724a8bb7175e96181d53b27bd4f12512eec1ac0b00cb7d227659a9ed6c278
[INFO] running `Command { std: "docker" "start" "-a" "1cd724a8bb7175e96181d53b27bd4f12512eec1ac0b00cb7d227659a9ed6c278", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1cd724a8bb7175e96181d53b27bd4f12512eec1ac0b00cb7d227659a9ed6c278", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cd724a8bb7175e96181d53b27bd4f12512eec1ac0b00cb7d227659a9ed6c278", kill_on_drop: false }`
[INFO] [stdout] 1cd724a8bb7175e96181d53b27bd4f12512eec1ac0b00cb7d227659a9ed6c278
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a509582ff9547a5d7458154b97a08d6faa694bd8c64263615c48315c49e9411
[INFO] running `Command { std: "docker" "start" "-a" "8a509582ff9547a5d7458154b97a08d6faa694bd8c64263615c48315c49e9411", 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]    Compiling syn v1.0.85
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling textwrap v0.14.2
[INFO] [stderr]    Compiling cat v0.1.0 (/opt/rustwide/workdir/packages/cat)
[INFO] [stderr]    Compiling grep v0.0.0 (/opt/rustwide/workdir/packages/grep)
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.0.5
[INFO] [stderr]    Compiling clap v3.0.5
[INFO] [stderr]    Compiling head v0.0.0 (/opt/rustwide/workdir/packages/head)
[INFO] [stderr]    Compiling mkdir v0.0.0 (/opt/rustwide/workdir/packages/mkdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.22s
[INFO] running `Command { std: "docker" "inspect" "8a509582ff9547a5d7458154b97a08d6faa694bd8c64263615c48315c49e9411", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a509582ff9547a5d7458154b97a08d6faa694bd8c64263615c48315c49e9411", kill_on_drop: false }`
[INFO] [stdout] 8a509582ff9547a5d7458154b97a08d6faa694bd8c64263615c48315c49e9411
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6df686c50e7cab206ae104aaf279fb2480a8652558df08e79010b9bfde8de8cc
[INFO] running `Command { std: "docker" "start" "-a" "6df686c50e7cab206ae104aaf279fb2480a8652558df08e79010b9bfde8de8cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling cat v0.1.0 (/opt/rustwide/workdir/packages/cat)
[INFO] [stderr]    Compiling grep v0.0.0 (/opt/rustwide/workdir/packages/grep)
[INFO] [stderr]    Compiling mkdir v0.0.0 (/opt/rustwide/workdir/packages/mkdir)
[INFO] [stderr]    Compiling head v0.0.0 (/opt/rustwide/workdir/packages/head)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "6df686c50e7cab206ae104aaf279fb2480a8652558df08e79010b9bfde8de8cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6df686c50e7cab206ae104aaf279fb2480a8652558df08e79010b9bfde8de8cc", kill_on_drop: false }`
[INFO] [stdout] 6df686c50e7cab206ae104aaf279fb2480a8652558df08e79010b9bfde8de8cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 52dd845baa52dda7e690425db253456607226ccb02b55cee5dae1d7057124b11
[INFO] running `Command { std: "docker" "start" "-a" "52dd845baa52dda7e690425db253456607226ccb02b55cee5dae1d7057124b11", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cat-3ddcc96202eb5681)
[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/cat-178a78b1b80e28fc)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/grep-022aced76fe3e9b2)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/head-5bf71a1c5f3f0caf)
[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] [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/head-f511dc8adef828b9)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mkdir-5818daf99f5a9c73)
[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 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]    Doc-tests cat
[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]    Doc-tests head
[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" "52dd845baa52dda7e690425db253456607226ccb02b55cee5dae1d7057124b11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52dd845baa52dda7e690425db253456607226ccb02b55cee5dae1d7057124b11", kill_on_drop: false }`
[INFO] [stdout] 52dd845baa52dda7e690425db253456607226ccb02b55cee5dae1d7057124b11