[INFO] cloning repository https://github.com/ngmmartins/hands-on-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ngmmartins/hands-on-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fngmmartins%2Fhands-on-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fngmmartins%2Fhands-on-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d7f4d944a3439af9b582ab1f7f1efd8c218cfefb
[INFO] testing ngmmartins/hands-on-rust against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fngmmartins%2Fhands-on-rust" "/workspace/builds/worker-35/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-35/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ngmmartins/hands-on-rust on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ngmmartins/hands-on-rust
[INFO] finished tweaking git repo https://github.com/ngmmartins/hands-on-rust
[INFO] tweaked toml for git repo https://github.com/ngmmartins/hands-on-rust written to /workspace/builds/worker-35/source/Cargo.toml
[INFO] crate git repo https://github.com/ngmmartins/hands-on-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded x11-dl v2.19.1
[INFO] [stderr]   Downloaded wasm-timer v0.1.3
[INFO] [stderr]   Downloaded dirs v3.0.2
[INFO] [stderr]   Downloaded minimal-lexical v0.1.4
[INFO] [stderr]   Downloaded wide v0.6.5
[INFO] [stderr]   Downloaded xcursor v0.3.4
[INFO] [stderr]   Downloaded pkg-config v0.3.22
[INFO] [stderr]   Downloaded safe_arch v0.5.2
[INFO] [stderr]   Downloaded bracket-random v0.8.2
[INFO] [stderr]   Downloaded rand_xorshift v0.3.0
[INFO] [stderr]   Downloaded xdg v2.4.0
[INFO] [stderr]   Downloaded libloading v0.7.1
[INFO] [stderr]   Downloaded ultraviolet v0.8.1
[INFO] [stderr]   Downloaded send_wrapper v0.2.0
[INFO] [stderr]   Downloaded bracket-noise v0.8.2
[INFO] [stderr]   Downloaded glow v0.10.0
[INFO] [stderr]   Downloaded bracket-pathfinding v0.8.4
[INFO] [stderr]   Downloaded bracket-algorithm-traits v0.8.2
[INFO] [stderr]   Downloaded bracket-color v0.8.2
[INFO] [stderr]   Downloaded nom v7.0.0
[INFO] [stderr]   Downloaded bracket-lib v0.8.1
[INFO] [stderr]   Downloaded bracket-geometry v0.8.3
[INFO] [stderr]   Downloaded bracket-terminal v0.8.5
[INFO] [stderr]   Downloaded object-pool v0.5.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 00304ff1c39169b21fb47729b4967a3f4f53b86e659d5edbabe6974718204456
[INFO] running `Command { std: "docker" "start" "-a" "00304ff1c39169b21fb47729b4967a3f4f53b86e659d5edbabe6974718204456", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00304ff1c39169b21fb47729b4967a3f4f53b86e659d5edbabe6974718204456", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00304ff1c39169b21fb47729b4967a3f4f53b86e659d5edbabe6974718204456", kill_on_drop: false }`
[INFO] [stdout] 00304ff1c39169b21fb47729b4967a3f4f53b86e659d5edbabe6974718204456
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46a401eba97af598b01d47fa951a1d18b2a5aa02d0d22926daf5d02dc29be981
[INFO] running `Command { std: "docker" "start" "-a" "46a401eba97af598b01d47fa951a1d18b2a5aa02d0d22926daf5d02dc29be981", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling hands-on-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.84s
[INFO] running `Command { std: "docker" "inspect" "46a401eba97af598b01d47fa951a1d18b2a5aa02d0d22926daf5d02dc29be981", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46a401eba97af598b01d47fa951a1d18b2a5aa02d0d22926daf5d02dc29be981", kill_on_drop: false }`
[INFO] [stdout] 46a401eba97af598b01d47fa951a1d18b2a5aa02d0d22926daf5d02dc29be981
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4868ad02fa70c750377f036db2b7701cbe64df1458efdde90fe8fced93efc750
[INFO] running `Command { std: "docker" "start" "-a" "4868ad02fa70c750377f036db2b7701cbe64df1458efdde90fe8fced93efc750", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling hands-on-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "4868ad02fa70c750377f036db2b7701cbe64df1458efdde90fe8fced93efc750", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4868ad02fa70c750377f036db2b7701cbe64df1458efdde90fe8fced93efc750", kill_on_drop: false }`
[INFO] [stdout] 4868ad02fa70c750377f036db2b7701cbe64df1458efdde90fe8fced93efc750
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e69a03791f13987c33cdd1f7be89af783bd50aa93400ec9fac06f43e5f8985a3
[INFO] running `Command { std: "docker" "start" "-a" "e69a03791f13987c33cdd1f7be89af783bd50aa93400ec9fac06f43e5f8985a3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.35s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hands_on_rust-d7376a3498c95a20)
[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" "e69a03791f13987c33cdd1f7be89af783bd50aa93400ec9fac06f43e5f8985a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e69a03791f13987c33cdd1f7be89af783bd50aa93400ec9fac06f43e5f8985a3", kill_on_drop: false }`
[INFO] [stdout] e69a03791f13987c33cdd1f7be89af783bd50aa93400ec9fac06f43e5f8985a3