[INFO] cloning repository https://github.com/fatoche/rustbridge-workshop
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fatoche/rustbridge-workshop" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffatoche%2Frustbridge-workshop", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffatoche%2Frustbridge-workshop'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 261b8b6099756ab9b59cdebc000eb0d6f72feb89
[INFO] testing fatoche/rustbridge-workshop against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffatoche%2Frustbridge-workshop" "/workspace/builds/worker-23/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-23/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fatoche/rustbridge-workshop 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/fatoche/rustbridge-workshop
[INFO] finished tweaking git repo https://github.com/fatoche/rustbridge-workshop
[INFO] tweaked toml for git repo https://github.com/fatoche/rustbridge-workshop written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] crate git repo https://github.com/fatoche/rustbridge-workshop 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-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] 7fd78887e4a5215ec66cf3da242945eaefe08cf27fc69e168336749cd5829179
[INFO] running `Command { std: "docker" "start" "-a" "7fd78887e4a5215ec66cf3da242945eaefe08cf27fc69e168336749cd5829179", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fd78887e4a5215ec66cf3da242945eaefe08cf27fc69e168336749cd5829179", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fd78887e4a5215ec66cf3da242945eaefe08cf27fc69e168336749cd5829179", kill_on_drop: false }`
[INFO] [stdout] 7fd78887e4a5215ec66cf3da242945eaefe08cf27fc69e168336749cd5829179
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] 3002a7195d70fd50ed7a949fe0e05076df36572d0ebefb567201749e54fb4568
[INFO] running `Command { std: "docker" "start" "-a" "3002a7195d70fd50ed7a949fe0e05076df36572d0ebefb567201749e54fb4568", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.41
[INFO] [stderr]    Compiling byteorder v1.2.3
[INFO] [stderr]    Compiling cfg-if v0.1.3
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling motivations v1.1.2
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling bytes v0.4.8
[INFO] [stderr]    Compiling http v0.1.5
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling pick-one v1.0.1
[INFO] [stderr]    Compiling simple-server v0.3.0
[INFO] [stderr]    Compiling rustbridge-workshop v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `learning_main`
[INFO] [stdout]   --> src/main.rs:33:4
[INFO] [stdout]    |
[INFO] [stdout] 33 | fn learning_main() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `add_fifty`
[INFO] [stdout]   --> src/main.rs:84:4
[INFO] [stdout]    |
[INFO] [stdout] 84 | fn add_fifty(n: i32) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.62s
[INFO] running `Command { std: "docker" "inspect" "3002a7195d70fd50ed7a949fe0e05076df36572d0ebefb567201749e54fb4568", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3002a7195d70fd50ed7a949fe0e05076df36572d0ebefb567201749e54fb4568", kill_on_drop: false }`
[INFO] [stdout] 3002a7195d70fd50ed7a949fe0e05076df36572d0ebefb567201749e54fb4568
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] c3fd52a48965b53d55af2043e2bf50d90a82f9489d7b607b684985c031d98cf7
[INFO] running `Command { std: "docker" "start" "-a" "c3fd52a48965b53d55af2043e2bf50d90a82f9489d7b607b684985c031d98cf7", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustbridge-workshop v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `learning_main`
[INFO] [stdout]   --> src/main.rs:33:4
[INFO] [stdout]    |
[INFO] [stdout] 33 | fn learning_main() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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 0.36s
[INFO] running `Command { std: "docker" "inspect" "c3fd52a48965b53d55af2043e2bf50d90a82f9489d7b607b684985c031d98cf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3fd52a48965b53d55af2043e2bf50d90a82f9489d7b607b684985c031d98cf7", kill_on_drop: false }`
[INFO] [stdout] c3fd52a48965b53d55af2043e2bf50d90a82f9489d7b607b684985c031d98cf7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] fb9a8839ce8cb3ef8d111004299eb28eb4540b0e3b87be3f587794a5fb498aaa
[INFO] running `Command { std: "docker" "start" "-a" "fb9a8839ce8cb3ef8d111004299eb28eb4540b0e3b87be3f587794a5fb498aaa", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `learning_main`
[INFO] [stderr]   --> src/main.rs:33:4
[INFO] [stderr]    |
[INFO] [stderr] 33 | fn learning_main() {
[INFO] [stderr]    |    ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rustbridge-workshop` (bin "rustbridge-workshop" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustbridge_workshop-0c3d648a40101b5d)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test stupid_test ... ignored
[INFO] [stdout] test test_add_fifty ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fb9a8839ce8cb3ef8d111004299eb28eb4540b0e3b87be3f587794a5fb498aaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb9a8839ce8cb3ef8d111004299eb28eb4540b0e3b87be3f587794a5fb498aaa", kill_on_drop: false }`
[INFO] [stdout] fb9a8839ce8cb3ef8d111004299eb28eb4540b0e3b87be3f587794a5fb498aaa