[INFO] cloning repository https://github.com/jkachmar/rust-in-action
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jkachmar/rust-in-action" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjkachmar%2Frust-in-action", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjkachmar%2Frust-in-action'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3f3aa2693352c5248c4c6418d2658ba2ec69c115
[INFO] testing jkachmar/rust-in-action against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjkachmar%2Frust-in-action" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jkachmar/rust-in-action on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jkachmar/rust-in-action
[INFO] finished tweaking git repo https://github.com/jkachmar/rust-in-action
[INFO] tweaked toml for git repo https://github.com/jkachmar/rust-in-action written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/jkachmar/rust-in-action already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c26949bff8fb9546e44146582f4168802cb29c6185d6100a66d81b0d53f7efdb
[INFO] running `Command { std: "docker" "start" "-a" "c26949bff8fb9546e44146582f4168802cb29c6185d6100a66d81b0d53f7efdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c26949bff8fb9546e44146582f4168802cb29c6185d6100a66d81b0d53f7efdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c26949bff8fb9546e44146582f4168802cb29c6185d6100a66d81b0d53f7efdb", kill_on_drop: false }`
[INFO] [stdout] c26949bff8fb9546e44146582f4168802cb29c6185d6100a66d81b0d53f7efdb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55fabe0d183ab09b3690af4defbafd060c3c7d5926aa2119ebeb5901c346c15e
[INFO] running `Command { std: "docker" "start" "-a" "55fabe0d183ab09b3690af4defbafd060c3c7d5926aa2119ebeb5901c346c15e", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling textwrap v0.11.0
[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-rational v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling chapter_2 v0.0.0 (/opt/rustwide/workdir/chapter_2)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.00s
[INFO] running `Command { std: "docker" "inspect" "55fabe0d183ab09b3690af4defbafd060c3c7d5926aa2119ebeb5901c346c15e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55fabe0d183ab09b3690af4defbafd060c3c7d5926aa2119ebeb5901c346c15e", kill_on_drop: false }`
[INFO] [stdout] 55fabe0d183ab09b3690af4defbafd060c3c7d5926aa2119ebeb5901c346c15e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8be5188c195451e71c2559f9661fdea081f8656dc37655ba4b986aea67c3da2
[INFO] running `Command { std: "docker" "start" "-a" "f8be5188c195451e71c2559f9661fdea081f8656dc37655ba4b986aea67c3da2", kill_on_drop: false }`
[INFO] [stderr]    Compiling chapter_2 v0.0.0 (/opt/rustwide/workdir/chapter_2)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.57s
[INFO] [stderr]   Executable unittests 2_12_mandelbrot.rs (/opt/rustwide/target/debug/deps/ch2_12_mandelbrot-318acc413b4b7455)
[INFO] [stderr]   Executable unittests 2_17_generic_add.rs (/opt/rustwide/target/debug/deps/ch2_17_generic_add-3a39d4d42d81d22e)
[INFO] [stderr]   Executable unittests 2_18_grep_lite.rs (/opt/rustwide/target/debug/deps/ch2_18_grep_lite-2a052ccf70ba06aa)
[INFO] [stderr]   Executable unittests 2_1_ok.rs (/opt/rustwide/target/debug/deps/ch2_1_ok-4351f25fa7ea5ca1)
[INFO] [stderr]   Executable unittests 2_20_manual_increment.rs (/opt/rustwide/target/debug/deps/ch2_20_manual_increment-6dba7d7d956c85d9)
[INFO] [stderr]   Executable unittests 2_21_defining_arrays.rs (/opt/rustwide/target/debug/deps/ch2_21_defining_arrays-2c356ccc96f1d546)
[INFO] [stderr]   Executable unittests 2_22_vectors.rs (/opt/rustwide/target/debug/deps/ch2_22_vectors-4ffba5257d086630)
[INFO] [stderr]   Executable unittests 2_24_grep_lite.rs (/opt/rustwide/target/debug/deps/ch2_24_grep_lite-d770b7ef8f9223dc)
[INFO] [stderr]   Executable unittests 2_26_grep_lite.rs (/opt/rustwide/target/debug/deps/ch2_26_grep_lite-71fdd7a4833e9923)
[INFO] [stderr]   Executable unittests 2_28_file_bufreader.rs (/opt/rustwide/target/debug/deps/ch2_28_file_bufreader-415ca862ce3b3a04)
[INFO] [stderr]   Executable unittests 2_2_add.rs (/opt/rustwide/target/debug/deps/ch2_2_add-b13c2fa37d2d2493)
[INFO] [stderr]   Executable unittests 2_3_numbers.rs (/opt/rustwide/target/debug/deps/ch2_3_numbers-922e85b3a355b41f)
[INFO] [stderr]   Executable unittests 2_4_bases.rs (/opt/rustwide/target/debug/deps/ch2_4_bases-a53da068c36a99e0)
[INFO] [stderr]   Executable unittests 2_5_try_into.rs (/opt/rustwide/target/debug/deps/ch2_5_try_into-f10291f7c33a0fb5)
[INFO] [stderr]   Executable unittests 2_6_complex.rs (/opt/rustwide/target/debug/deps/ch2_6_complex-1bddb3db2ebf70df)
[INFO] [stderr]   Executable unittests 2_7_while.rs (/opt/rustwide/target/debug/deps/ch2_7_while-4748ff2a047c97e1)
[INFO] [stderr]   Executable unittests 2_8_match.rs (/opt/rustwide/target/debug/deps/ch2_8_match-99542b498c86acd0)
[INFO] running `Command { std: "docker" "inspect" "f8be5188c195451e71c2559f9661fdea081f8656dc37655ba4b986aea67c3da2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8be5188c195451e71c2559f9661fdea081f8656dc37655ba4b986aea67c3da2", kill_on_drop: false }`
[INFO] [stdout] f8be5188c195451e71c2559f9661fdea081f8656dc37655ba4b986aea67c3da2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 803f9b5ff9540324fe0409b174b01c0152e0cfc4b9465ee858753875070e74fd
[INFO] running `Command { std: "docker" "start" "-a" "803f9b5ff9540324fe0409b174b01c0152e0cfc4b9465ee858753875070e74fd", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests 2_12_mandelbrot.rs (/opt/rustwide/target/debug/deps/ch2_12_mandelbrot-318acc413b4b7455)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests 2_17_generic_add.rs (/opt/rustwide/target/debug/deps/ch2_17_generic_add-3a39d4d42d81d22e)
[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 2_18_grep_lite.rs (/opt/rustwide/target/debug/deps/ch2_18_grep_lite-2a052ccf70ba06aa)
[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 2_1_ok.rs (/opt/rustwide/target/debug/deps/ch2_1_ok-4351f25fa7ea5ca1)
[INFO] [stderr]      Running unittests 2_20_manual_increment.rs (/opt/rustwide/target/debug/deps/ch2_20_manual_increment-6dba7d7d956c85d9)
[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] [stderr]      Running unittests 2_21_defining_arrays.rs (/opt/rustwide/target/debug/deps/ch2_21_defining_arrays-2c356ccc96f1d546)
[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] [stdout] 
[INFO] [stderr]      Running unittests 2_22_vectors.rs (/opt/rustwide/target/debug/deps/ch2_22_vectors-4ffba5257d086630)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests 2_24_grep_lite.rs (/opt/rustwide/target/debug/deps/ch2_24_grep_lite-d770b7ef8f9223dc)
[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 2_26_grep_lite.rs (/opt/rustwide/target/debug/deps/ch2_26_grep_lite-71fdd7a4833e9923)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests 2_28_file_bufreader.rs (/opt/rustwide/target/debug/deps/ch2_28_file_bufreader-415ca862ce3b3a04)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests 2_2_add.rs (/opt/rustwide/target/debug/deps/ch2_2_add-b13c2fa37d2d2493)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests 2_3_numbers.rs (/opt/rustwide/target/debug/deps/ch2_3_numbers-922e85b3a355b41f)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]      Running unittests 2_4_bases.rs (/opt/rustwide/target/debug/deps/ch2_4_bases-a53da068c36a99e0)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests 2_5_try_into.rs (/opt/rustwide/target/debug/deps/ch2_5_try_into-f10291f7c33a0fb5)
[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] [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 2_6_complex.rs (/opt/rustwide/target/debug/deps/ch2_6_complex-1bddb3db2ebf70df)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests 2_7_while.rs (/opt/rustwide/target/debug/deps/ch2_7_while-4748ff2a047c97e1)
[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] [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] [stderr]      Running unittests 2_8_match.rs (/opt/rustwide/target/debug/deps/ch2_8_match-99542b498c86acd0)
[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" "803f9b5ff9540324fe0409b174b01c0152e0cfc4b9465ee858753875070e74fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "803f9b5ff9540324fe0409b174b01c0152e0cfc4b9465ee858753875070e74fd", kill_on_drop: false }`
[INFO] [stdout] 803f9b5ff9540324fe0409b174b01c0152e0cfc4b9465ee858753875070e74fd