[INFO] cloning repository https://github.com/aaj3f/workspaces_adder
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aaj3f/workspaces_adder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faaj3f%2Fworkspaces_adder", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faaj3f%2Fworkspaces_adder'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 820fab92e914e7c2c40c48a9d167e1cfdee259b1
[INFO] testing aaj3f/workspaces_adder against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faaj3f%2Fworkspaces_adder" "/workspace/builds/worker-58/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-58/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aaj3f/workspaces_adder on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aaj3f/workspaces_adder
[INFO] finished tweaking git repo https://github.com/aaj3f/workspaces_adder
[INFO] tweaked toml for git repo https://github.com/aaj3f/workspaces_adder written to /workspace/builds/worker-58/source/Cargo.toml
[INFO] crate git repo https://github.com/aaj3f/workspaces_adder already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f5c52b307576a5dca51f4cf2bef2f159918ab28317c6484a1fc8ba82a05a44ac
[INFO] running `Command { std: "docker" "start" "-a" "f5c52b307576a5dca51f4cf2bef2f159918ab28317c6484a1fc8ba82a05a44ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5c52b307576a5dca51f4cf2bef2f159918ab28317c6484a1fc8ba82a05a44ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5c52b307576a5dca51f4cf2bef2f159918ab28317c6484a1fc8ba82a05a44ac", kill_on_drop: false }`
[INFO] [stdout] f5c52b307576a5dca51f4cf2bef2f159918ab28317c6484a1fc8ba82a05a44ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] caad9495e736447ce6515468e209404a8fef3f9a44fd4c88ffbab52c6052a478
[INFO] running `Command { std: "docker" "start" "-a" "caad9495e736447ce6515468e209404a8fef3f9a44fd4c88ffbab52c6052a478", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling add-one v0.1.0 (/opt/rustwide/workdir/add-one)
[INFO] [stdout] warning: unused import: `rand`
[INFO] [stdout]  --> add-one/src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rand;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling adder v0.1.0 (/opt/rustwide/workdir/adder)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.53s
[INFO] running `Command { std: "docker" "inspect" "caad9495e736447ce6515468e209404a8fef3f9a44fd4c88ffbab52c6052a478", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "caad9495e736447ce6515468e209404a8fef3f9a44fd4c88ffbab52c6052a478", kill_on_drop: false }`
[INFO] [stdout] caad9495e736447ce6515468e209404a8fef3f9a44fd4c88ffbab52c6052a478
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f719ac09fceb72d5e95eb63e14942296c63146a71d0fa31dd46f564a551563a2
[INFO] running `Command { std: "docker" "start" "-a" "f719ac09fceb72d5e95eb63e14942296c63146a71d0fa31dd46f564a551563a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling add-one v0.1.0 (/opt/rustwide/workdir/add-one)
[INFO] [stdout] warning: unused import: `rand`
[INFO] [stdout]  --> add-one/src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rand;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling adder v0.1.0 (/opt/rustwide/workdir/adder)
[INFO] [stdout] warning: unused import: `rand`
[INFO] [stdout]  --> add-one/src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rand;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "f719ac09fceb72d5e95eb63e14942296c63146a71d0fa31dd46f564a551563a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f719ac09fceb72d5e95eb63e14942296c63146a71d0fa31dd46f564a551563a2", kill_on_drop: false }`
[INFO] [stdout] f719ac09fceb72d5e95eb63e14942296c63146a71d0fa31dd46f564a551563a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2afd4a830bff285253976d8b87c28a27d224468a0c097fe659dd2f82bfb68b0a
[INFO] running `Command { std: "docker" "start" "-a" "2afd4a830bff285253976d8b87c28a27d224468a0c097fe659dd2f82bfb68b0a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `rand`
[INFO] [stderr]  --> add-one/src/lib.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use rand;
[INFO] [stderr]   |     ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `add-one` (lib) generated 1 warning
[INFO] [stderr] warning: `add-one` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.89s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/add_one-51a274555ed4845d)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/adder-c28ed4d4f23df05a)
[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] [stderr]    Doc-tests add-one
[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" "2afd4a830bff285253976d8b87c28a27d224468a0c097fe659dd2f82bfb68b0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2afd4a830bff285253976d8b87c28a27d224468a0c097fe659dd2f82bfb68b0a", kill_on_drop: false }`
[INFO] [stdout] 2afd4a830bff285253976d8b87c28a27d224468a0c097fe659dd2f82bfb68b0a