[INFO] cloning repository https://github.com/ruthaleks/simple-code-exercises
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ruthaleks/simple-code-exercises" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fruthaleks%2Fsimple-code-exercises", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fruthaleks%2Fsimple-code-exercises'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] efbd3266874cfc28224a78b969bf06e4ac93fe78
[INFO] building ruthaleks/simple-code-exercises against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fruthaleks%2Fsimple-code-exercises" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ruthaleks/simple-code-exercises
[INFO] finished tweaking git repo https://github.com/ruthaleks/simple-code-exercises
[INFO] tweaked toml for git repo https://github.com/ruthaleks/simple-code-exercises written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ruthaleks/simple-code-exercises on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ruthaleks/simple-code-exercises already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1a9228d78633651ff3240aee49cc8671a3f814d534dfa4ed35946e2d25fa7c21
[INFO] running `Command { std: "docker" "start" "-a" "1a9228d78633651ff3240aee49cc8671a3f814d534dfa4ed35946e2d25fa7c21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a9228d78633651ff3240aee49cc8671a3f814d534dfa4ed35946e2d25fa7c21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a9228d78633651ff3240aee49cc8671a3f814d534dfa4ed35946e2d25fa7c21", kill_on_drop: false }`
[INFO] [stdout] 1a9228d78633651ff3240aee49cc8671a3f814d534dfa4ed35946e2d25fa7c21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1990bfac767fb06a89bd4c18e8089cd33775c5ab39e63240262cf036c66d083c
[INFO] running `Command { std: "docker" "start" "-a" "1990bfac767fb06a89bd4c18e8089cd33775c5ab39e63240262cf036c66d083c", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple-book-exercises v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "1990bfac767fb06a89bd4c18e8089cd33775c5ab39e63240262cf036c66d083c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1990bfac767fb06a89bd4c18e8089cd33775c5ab39e63240262cf036c66d083c", kill_on_drop: false }`
[INFO] [stdout] 1990bfac767fb06a89bd4c18e8089cd33775c5ab39e63240262cf036c66d083c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c531a04a5dd6a526c77de8d26263767b3d64d42aa2a19308c4b4b1b899682f80
[INFO] running `Command { std: "docker" "start" "-a" "c531a04a5dd6a526c77de8d26263767b3d64d42aa2a19308c4b4b1b899682f80", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple-book-exercises v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "c531a04a5dd6a526c77de8d26263767b3d64d42aa2a19308c4b4b1b899682f80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c531a04a5dd6a526c77de8d26263767b3d64d42aa2a19308c4b4b1b899682f80", kill_on_drop: false }`
[INFO] [stdout] c531a04a5dd6a526c77de8d26263767b3d64d42aa2a19308c4b4b1b899682f80