[INFO] cloning repository https://github.com/DamianSkrzypczak/rust_lang_book
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DamianSkrzypczak/rust_lang_book" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDamianSkrzypczak%2Frust_lang_book", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDamianSkrzypczak%2Frust_lang_book'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f95782e4b648e39a154ca4911755cad2c0768ef8
[INFO] testing DamianSkrzypczak/rust_lang_book 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%2FDamianSkrzypczak%2Frust_lang_book" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DamianSkrzypczak/rust_lang_book 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/DamianSkrzypczak/rust_lang_book
[INFO] finished tweaking git repo https://github.com/DamianSkrzypczak/rust_lang_book
[INFO] tweaked toml for git repo https://github.com/DamianSkrzypczak/rust_lang_book written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/DamianSkrzypczak/rust_lang_book 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] dc6cecc36fc89de79db44f1a11840d202d0bd8c976114e6c709dd8762f82c993
[INFO] running `Command { std: "docker" "start" "-a" "dc6cecc36fc89de79db44f1a11840d202d0bd8c976114e6c709dd8762f82c993", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc6cecc36fc89de79db44f1a11840d202d0bd8c976114e6c709dd8762f82c993", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc6cecc36fc89de79db44f1a11840d202d0bd8c976114e6c709dd8762f82c993", kill_on_drop: false }`
[INFO] [stdout] dc6cecc36fc89de79db44f1a11840d202d0bd8c976114e6c709dd8762f82c993
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 1cf69649d6e3bca86884a6306ff99693c58100ba02ebf641e1fd5ae05938f569
[INFO] running `Command { std: "docker" "start" "-a" "1cf69649d6e3bca86884a6306ff99693c58100ba02ebf641e1fd5ae05938f569", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling libc v0.2.50
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling yaml-rust v0.3.5
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling hello v0.1.0 (/opt/rustwide/workdir/excercises/hello)
[INFO] [stderr]    Compiling temperature_converter v0.1.0 (/opt/rustwide/workdir/excercises/temperature_converter)
[INFO] [stderr]    Compiling functions v0.1.0 (/opt/rustwide/workdir/excercises/functions)
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.3
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir/excercises/guessing_game)
[INFO] [stderr]    Compiling rust_lang_book v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.95s
[INFO] running `Command { std: "docker" "inspect" "1cf69649d6e3bca86884a6306ff99693c58100ba02ebf641e1fd5ae05938f569", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cf69649d6e3bca86884a6306ff99693c58100ba02ebf641e1fd5ae05938f569", kill_on_drop: false }`
[INFO] [stdout] 1cf69649d6e3bca86884a6306ff99693c58100ba02ebf641e1fd5ae05938f569
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 3bc02d2dc859a1370de000ce29be6468e25dba388415529f461c9cde43a8c551
[INFO] running `Command { std: "docker" "start" "-a" "3bc02d2dc859a1370de000ce29be6468e25dba388415529f461c9cde43a8c551", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_lang_book v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.61s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_lang_book-cfc461bb8917aab3)
[INFO] running `Command { std: "docker" "inspect" "3bc02d2dc859a1370de000ce29be6468e25dba388415529f461c9cde43a8c551", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bc02d2dc859a1370de000ce29be6468e25dba388415529f461c9cde43a8c551", kill_on_drop: false }`
[INFO] [stdout] 3bc02d2dc859a1370de000ce29be6468e25dba388415529f461c9cde43a8c551
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] edc6df4fd1eef7fc9cfdb044b57a55fc41142ffbbaea5d6189579505649343c7
[INFO] running `Command { std: "docker" "start" "-a" "edc6df4fd1eef7fc9cfdb044b57a55fc41142ffbbaea5d6189579505649343c7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_lang_book-cfc461bb8917aab3)
[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" "edc6df4fd1eef7fc9cfdb044b57a55fc41142ffbbaea5d6189579505649343c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edc6df4fd1eef7fc9cfdb044b57a55fc41142ffbbaea5d6189579505649343c7", kill_on_drop: false }`
[INFO] [stdout] edc6df4fd1eef7fc9cfdb044b57a55fc41142ffbbaea5d6189579505649343c7