[INFO] cloning repository https://github.com/yeahnoob/book_iapp_q02
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yeahnoob/book_iapp_q02" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyeahnoob%2Fbook_iapp_q02", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyeahnoob%2Fbook_iapp_q02'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 37ac2b2db4fe8ec3eb1827880f20b0f3eb5c84f5
[INFO] testing yeahnoob/book_iapp_q02 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyeahnoob%2Fbook_iapp_q02" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yeahnoob/book_iapp_q02 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yeahnoob/book_iapp_q02
[INFO] finished tweaking git repo https://github.com/yeahnoob/book_iapp_q02
[INFO] tweaked toml for git repo https://github.com/yeahnoob/book_iapp_q02 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/yeahnoob/book_iapp_q02 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 86712613d1d983ab8dfee8ad7e367fdc6d381804dd9567b85dc9202feb127e78
[INFO] running `Command { std: "docker" "start" "-a" "86712613d1d983ab8dfee8ad7e367fdc6d381804dd9567b85dc9202feb127e78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86712613d1d983ab8dfee8ad7e367fdc6d381804dd9567b85dc9202feb127e78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86712613d1d983ab8dfee8ad7e367fdc6d381804dd9567b85dc9202feb127e78", kill_on_drop: false }`
[INFO] [stdout] 86712613d1d983ab8dfee8ad7e367fdc6d381804dd9567b85dc9202feb127e78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ea8ebb1943090eff2ff9aa78338a559e9208434a22777a64c0d1b0cf5d74beef
[INFO] running `Command { std: "docker" "start" "-a" "ea8ebb1943090eff2ff9aa78338a559e9208434a22777a64c0d1b0cf5d74beef", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.34
[INFO] [stderr]    Compiling unicode-width v0.1.4
[INFO] [stderr]    Compiling encode_unicode v0.1.3
[INFO] [stderr]    Compiling nix v0.5.1
[INFO] [stderr]    Compiling rustyline v1.0.0
[INFO] [stderr]    Compiling rcalc v0.1.2
[INFO] [stderr]    Compiling book_iapp_q02 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.89s
[INFO] running `Command { std: "docker" "inspect" "ea8ebb1943090eff2ff9aa78338a559e9208434a22777a64c0d1b0cf5d74beef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea8ebb1943090eff2ff9aa78338a559e9208434a22777a64c0d1b0cf5d74beef", kill_on_drop: false }`
[INFO] [stdout] ea8ebb1943090eff2ff9aa78338a559e9208434a22777a64c0d1b0cf5d74beef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5b1f37419bff09e76c1092fc19f4e7656129a58a9ef78995fa3d4ff8884f3253
[INFO] running `Command { std: "docker" "start" "-a" "5b1f37419bff09e76c1092fc19f4e7656129a58a9ef78995fa3d4ff8884f3253", kill_on_drop: false }`
[INFO] [stderr]    Compiling book_iapp_q02 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "5b1f37419bff09e76c1092fc19f4e7656129a58a9ef78995fa3d4ff8884f3253", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b1f37419bff09e76c1092fc19f4e7656129a58a9ef78995fa3d4ff8884f3253", kill_on_drop: false }`
[INFO] [stdout] 5b1f37419bff09e76c1092fc19f4e7656129a58a9ef78995fa3d4ff8884f3253
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 45cea03634701c9a724ed60af25e80fc6335d4cb71865ad177d32386ca6ff5f9
[INFO] running `Command { std: "docker" "start" "-a" "45cea03634701c9a724ed60af25e80fc6335d4cb71865ad177d32386ca6ff5f9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/book_iapp_q02-4218b9aaa65cdc3e
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "45cea03634701c9a724ed60af25e80fc6335d4cb71865ad177d32386ca6ff5f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45cea03634701c9a724ed60af25e80fc6335d4cb71865ad177d32386ca6ff5f9", kill_on_drop: false }`
[INFO] [stdout] 45cea03634701c9a724ed60af25e80fc6335d4cb71865ad177d32386ca6ff5f9