[INFO] fetching crate taskboard-core-lib 0.1.16...
[INFO] testing taskboard-core-lib-0.1.16 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate taskboard-core-lib 0.1.16 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate taskboard-core-lib 0.1.16 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate taskboard-core-lib 0.1.16
[INFO] finished tweaking crates.io crate taskboard-core-lib 0.1.16
[INFO] tweaked toml for crates.io crate taskboard-core-lib 0.1.16 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ed88c36bb098aec24e72a9c1009cfee84861ceb986c0c597e37f4c0e8edb0f88
[INFO] running `Command { std: "docker" "start" "-a" "ed88c36bb098aec24e72a9c1009cfee84861ceb986c0c597e37f4c0e8edb0f88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed88c36bb098aec24e72a9c1009cfee84861ceb986c0c597e37f4c0e8edb0f88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed88c36bb098aec24e72a9c1009cfee84861ceb986c0c597e37f4c0e8edb0f88", kill_on_drop: false }`
[INFO] [stdout] ed88c36bb098aec24e72a9c1009cfee84861ceb986c0c597e37f4c0e8edb0f88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf6a5b363668bc5d645b2fe6dc607b1d23fa49da8b79915cb8710417046e37de
[INFO] running `Command { std: "docker" "start" "-a" "cf6a5b363668bc5d645b2fe6dc607b1d23fa49da8b79915cb8710417046e37de", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling taskboard-core-lib v0.1.16 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.47s
[INFO] running `Command { std: "docker" "inspect" "cf6a5b363668bc5d645b2fe6dc607b1d23fa49da8b79915cb8710417046e37de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf6a5b363668bc5d645b2fe6dc607b1d23fa49da8b79915cb8710417046e37de", kill_on_drop: false }`
[INFO] [stdout] cf6a5b363668bc5d645b2fe6dc607b1d23fa49da8b79915cb8710417046e37de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 004b619075af515ebd209b211a831f4275a7fd33a0c532016d272f185ab42f23
[INFO] running `Command { std: "docker" "start" "-a" "004b619075af515ebd209b211a831f4275a7fd33a0c532016d272f185ab42f23", kill_on_drop: false }`
[INFO] [stderr]    Compiling taskboard-core-lib v0.1.16 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "004b619075af515ebd209b211a831f4275a7fd33a0c532016d272f185ab42f23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "004b619075af515ebd209b211a831f4275a7fd33a0c532016d272f185ab42f23", kill_on_drop: false }`
[INFO] [stdout] 004b619075af515ebd209b211a831f4275a7fd33a0c532016d272f185ab42f23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e46eb495e967e92286020bc1c64ba12af15ca983d758b20cfb8098bad53c2b9a
[INFO] running `Command { std: "docker" "start" "-a" "e46eb495e967e92286020bc1c64ba12af15ca983d758b20cfb8098bad53c2b9a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/taskboard_core_lib-faa287bf6da6006a)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test task::tests::new_should_not_set_remaining_work ... ok
[INFO] [stdout] test project::tests::new_should_set_task_counter_to_zero ... ok
[INFO] [stdout] test project::tests::new_should_use_unique_ids ... ok
[INFO] [stdout] test task::tests::new_should_set_status_to_todo ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests taskboard-core-lib
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/task.rs - task::Task (line 6) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.40s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e46eb495e967e92286020bc1c64ba12af15ca983d758b20cfb8098bad53c2b9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e46eb495e967e92286020bc1c64ba12af15ca983d758b20cfb8098bad53c2b9a", kill_on_drop: false }`
[INFO] [stdout] e46eb495e967e92286020bc1c64ba12af15ca983d758b20cfb8098bad53c2b9a