[INFO] cloning repository https://github.com/vsramanujan/CrackingTheCodingInterviewInRust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vsramanujan/CrackingTheCodingInterviewInRust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvsramanujan%2FCrackingTheCodingInterviewInRust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvsramanujan%2FCrackingTheCodingInterviewInRust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 424b84998e8ac1fce6433feea8d288d893210a42
[INFO] building vsramanujan/CrackingTheCodingInterviewInRust against master#222c5724ecc922fe67815f428c19f82c129d9386 for pr-97334
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvsramanujan%2FCrackingTheCodingInterviewInRust" "/workspace/builds/worker-36/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-36/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vsramanujan/CrackingTheCodingInterviewInRust on toolchain 222c5724ecc922fe67815f428c19f82c129d9386
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/vsramanujan/CrackingTheCodingInterviewInRust
[INFO] finished tweaking git repo https://github.com/vsramanujan/CrackingTheCodingInterviewInRust
[INFO] tweaked toml for git repo https://github.com/vsramanujan/CrackingTheCodingInterviewInRust written to /workspace/builds/worker-36/source/Cargo.toml
[INFO] crate git repo https://github.com/vsramanujan/CrackingTheCodingInterviewInRust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e2783d7d3309071212f48e1ba7d3dcc5e2c2e5d38e5f5444a351ba89e4bcbb4
[INFO] running `Command { std: "docker" "start" "-a" "7e2783d7d3309071212f48e1ba7d3dcc5e2c2e5d38e5f5444a351ba89e4bcbb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e2783d7d3309071212f48e1ba7d3dcc5e2c2e5d38e5f5444a351ba89e4bcbb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e2783d7d3309071212f48e1ba7d3dcc5e2c2e5d38e5f5444a351ba89e4bcbb4", kill_on_drop: false }`
[INFO] [stdout] 7e2783d7d3309071212f48e1ba7d3dcc5e2c2e5d38e5f5444a351ba89e4bcbb4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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" "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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f5f8fe5497df099abf22b6ca2c9221d401e8128dd8344a63565a5a89c3d08c6
[INFO] running `Command { std: "docker" "start" "-a" "8f5f8fe5497df099abf22b6ca2c9221d401e8128dd8344a63565a5a89c3d08c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_cracking_the_coding_interview v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.67s
[INFO] running `Command { std: "docker" "inspect" "8f5f8fe5497df099abf22b6ca2c9221d401e8128dd8344a63565a5a89c3d08c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f5f8fe5497df099abf22b6ca2c9221d401e8128dd8344a63565a5a89c3d08c6", kill_on_drop: false }`
[INFO] [stdout] 8f5f8fe5497df099abf22b6ca2c9221d401e8128dd8344a63565a5a89c3d08c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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" "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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0cc90e2663770039035852245797fa24fe7d39ef2e0cd6168b2a4402cd08c53c
[INFO] running `Command { std: "docker" "start" "-a" "0cc90e2663770039035852245797fa24fe7d39ef2e0cd6168b2a4402cd08c53c", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_cracking_the_coding_interview v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.36s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_cracking_the_coding_interview-1122d202b79e91e9)
[INFO] running `Command { std: "docker" "inspect" "0cc90e2663770039035852245797fa24fe7d39ef2e0cd6168b2a4402cd08c53c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cc90e2663770039035852245797fa24fe7d39ef2e0cd6168b2a4402cd08c53c", kill_on_drop: false }`
[INFO] [stdout] 0cc90e2663770039035852245797fa24fe7d39ef2e0cd6168b2a4402cd08c53c