[INFO] cloning repository https://github.com/spaghetus/tasktree.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/spaghetus/tasktree.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspaghetus%2Ftasktree.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspaghetus%2Ftasktree.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 646503b988c4f02a4e0329a7ee79e87c0101b65d
[INFO] testing spaghetus/tasktree.rs against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspaghetus%2Ftasktree.rs" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/spaghetus/tasktree.rs on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/spaghetus/tasktree.rs
[INFO] finished tweaking git repo https://github.com/spaghetus/tasktree.rs
[INFO] tweaked toml for git repo https://github.com/spaghetus/tasktree.rs written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/spaghetus/tasktree.rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d8df7c77f7aedf92da8c313b8ac3e3df9e7fa21d70397b6b045411bfa09c1a5a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d8df7c77f7aedf92da8c313b8ac3e3df9e7fa21d70397b6b045411bfa09c1a5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8df7c77f7aedf92da8c313b8ac3e3df9e7fa21d70397b6b045411bfa09c1a5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8df7c77f7aedf92da8c313b8ac3e3df9e7fa21d70397b6b045411bfa09c1a5a", kill_on_drop: false }`
[INFO] [stdout] d8df7c77f7aedf92da8c313b8ac3e3df9e7fa21d70397b6b045411bfa09c1a5a
[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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fa89b33c794881e523ecfb69057e3fa5da56edf621001e5303f41a2762423510
[INFO] running `Command { std: "docker" "start" "-a" "fa89b33c794881e523ecfb69057e3fa5da56edf621001e5303f41a2762423510", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.118
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling signal-hook v0.3.13
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling fixedbitset v0.4.1
[INFO] [stderr]    Compiling anyhow v1.0.54
[INFO] [stderr]    Compiling newline-converter v0.2.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling tint v1.0.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling petgraph v0.6.0
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling dirs-sys v0.3.6
[INFO] [stderr]    Compiling directories v4.0.1
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling ordered-float v2.10.0
[INFO] [stderr]    Compiling signal-hook-mio v0.2.1
[INFO] [stderr]    Compiling serde-hjson v0.9.1
[INFO] [stderr]    Compiling crossterm v0.21.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling parse_duration v2.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling no-panic v0.1.15
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling structopt v0.3.26
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling serde-value v0.7.0
[INFO] [stderr]    Compiling fuzzydate v0.1.5
[INFO] [stderr]    Compiling inquire v0.2.1
[INFO] [stderr]    Compiling config v0.11.0
[INFO] [stderr]    Compiling tasktree-core v0.1.0 (/opt/rustwide/workdir/core)
[INFO] [stderr]    Compiling ptree v0.4.0
[INFO] [stderr]    Compiling tasktree-cli v0.1.0 (/opt/rustwide/workdir/cli)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 01s
[INFO] running `Command { std: "docker" "inspect" "fa89b33c794881e523ecfb69057e3fa5da56edf621001e5303f41a2762423510", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa89b33c794881e523ecfb69057e3fa5da56edf621001e5303f41a2762423510", kill_on_drop: false }`
[INFO] [stdout] fa89b33c794881e523ecfb69057e3fa5da56edf621001e5303f41a2762423510
[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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] be01d3630466b15373aaf59244f00e7d3ec1ead467435455b1a409c4f53921f9
[INFO] running `Command { std: "docker" "start" "-a" "be01d3630466b15373aaf59244f00e7d3ec1ead467435455b1a409c4f53921f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling tasktree-core v0.1.0 (/opt/rustwide/workdir/core)
[INFO] [stderr]    Compiling tasktree-cli v0.1.0 (/opt/rustwide/workdir/cli)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.32s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/tasktree_cli-b27424a59fa435e6)
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/tasktree_core-64c136d8d41a0e3a)
[INFO] [stderr]   Executable tests/lint.rs (/opt/rustwide/target/debug/deps/lint-5edac3c848ff9552)
[INFO] running `Command { std: "docker" "inspect" "be01d3630466b15373aaf59244f00e7d3ec1ead467435455b1a409c4f53921f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be01d3630466b15373aaf59244f00e7d3ec1ead467435455b1a409c4f53921f9", kill_on_drop: false }`
[INFO] [stdout] be01d3630466b15373aaf59244f00e7d3ec1ead467435455b1a409c4f53921f9
[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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 61a738109ccd8a6097eb1898a92988a64a9db8646ca5c31679ebbcc99698c372
[INFO] running `Command { std: "docker" "start" "-a" "61a738109ccd8a6097eb1898a92988a64a9db8646ca5c31679ebbcc99698c372", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/tasktree_cli-b27424a59fa435e6)
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tasktree_core-64c136d8d41a0e3a)
[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] [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]      Running tests/lint.rs (/opt/rustwide/target/debug/deps/lint-5edac3c848ff9552)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test lint_fails_in_past ... ok
[INFO] [stdout] test lint_succeeds ... ok
[INFO] [stdout] test lint_fails_not_enough_time ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tasktree-core
[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" "61a738109ccd8a6097eb1898a92988a64a9db8646ca5c31679ebbcc99698c372", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61a738109ccd8a6097eb1898a92988a64a9db8646ca5c31679ebbcc99698c372", kill_on_drop: false }`
[INFO] [stdout] 61a738109ccd8a6097eb1898a92988a64a9db8646ca5c31679ebbcc99698c372