[INFO] fetching crate laze 0.1.4...
[INFO] testing laze-0.1.4 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate laze 0.1.4 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate laze 0.1.4 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 laze 0.1.4
[INFO] finished tweaking crates.io crate laze 0.1.4
[INFO] tweaked toml for crates.io crate laze 0.1.4 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate laze 0.1.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded derive_builder_core v0.10.2
[INFO] [stderr]   Downloaded simple-error v0.2.3
[INFO] [stderr]   Downloaded pathdiff v0.2.0
[INFO] [stderr]   Downloaded anyhow v1.0.41
[INFO] [stderr]   Downloaded darling v0.12.4
[INFO] [stderr]   Downloaded darling_core v0.12.4
[INFO] [stderr]   Downloaded darling_macro v0.12.4
[INFO] [stderr]   Downloaded signal-hook v0.3.9
[INFO] [stderr]   Downloaded derive_builder_macro v0.10.2
[INFO] [stderr]   Downloaded derive_builder v0.10.2
[INFO] [stderr]   Downloaded bitmaps v2.1.0
[INFO] [stderr]   Downloaded rand_xoshiro v0.4.0
[INFO] [stderr]   Downloaded sized-chunks v0.6.5
[INFO] [stderr]   Downloaded im v15.0.0
[INFO] [stderr]   Downloaded libc v0.2.97
[INFO] [stderr]   Downloaded treestate v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] f7ab5e9c5c1e74235c3dba68b31713bdbe8da8a7da93d7b85eb2f61272ae6e2c
[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" "f7ab5e9c5c1e74235c3dba68b31713bdbe8da8a7da93d7b85eb2f61272ae6e2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7ab5e9c5c1e74235c3dba68b31713bdbe8da8a7da93d7b85eb2f61272ae6e2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7ab5e9c5c1e74235c3dba68b31713bdbe8da8a7da93d7b85eb2f61272ae6e2c", kill_on_drop: false }`
[INFO] [stdout] f7ab5e9c5c1e74235c3dba68b31713bdbe8da8a7da93d7b85eb2f61272ae6e2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 882955d86c08ad3c7d34b71c8e4d8587bbc436ccf48a9a27247692968383194e
[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" "882955d86c08ad3c7d34b71c8e4d8587bbc436ccf48a9a27247692968383194e", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple-error v0.2.3
[INFO] [stderr]    Compiling im v15.0.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling bitmaps v2.1.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling darling_core v0.12.4
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling signal-hook v0.3.9
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling darling_macro v0.12.4
[INFO] [stderr]    Compiling sized-chunks v0.6.5
[INFO] [stderr]    Compiling darling v0.12.4
[INFO] [stderr]    Compiling derive_builder_core v0.10.2
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling derive_builder_macro v0.10.2
[INFO] [stderr]    Compiling derive_builder v0.10.2
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling serde_yaml v0.8.17
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling treestate v0.1.0
[INFO] [stderr]    Compiling laze v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `Error`
[INFO] [stdout]   --> src/nested_env/expand.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Error,
[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 dev [unoptimized + debuginfo] target(s) in 25.22s
[INFO] running `Command { std: "docker" "inspect" "882955d86c08ad3c7d34b71c8e4d8587bbc436ccf48a9a27247692968383194e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "882955d86c08ad3c7d34b71c8e4d8587bbc436ccf48a9a27247692968383194e", kill_on_drop: false }`
[INFO] [stdout] 882955d86c08ad3c7d34b71c8e4d8587bbc436ccf48a9a27247692968383194e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fd05aa116be23c62167750f4e85f3086888f4973c4289034cc3c42bc9fc435c3
[INFO] running `Command { std: "docker" "start" "-a" "fd05aa116be23c62167750f4e85f3086888f4973c4289034cc3c42bc9fc435c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling laze v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.50s
[INFO] running `Command { std: "docker" "inspect" "fd05aa116be23c62167750f4e85f3086888f4973c4289034cc3c42bc9fc435c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd05aa116be23c62167750f4e85f3086888f4973c4289034cc3c42bc9fc435c3", kill_on_drop: false }`
[INFO] [stdout] fd05aa116be23c62167750f4e85f3086888f4973c4289034cc3c42bc9fc435c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] ea0c50c1d144a57f879136ec87ee347eefda467ca22b81ded07830eadeb5a1a1
[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" "ea0c50c1d144a57f879136ec87ee347eefda467ca22b81ded07830eadeb5a1a1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/laze-247959b65e54fb6f)
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test nested_env::expand::tests::error_missing ... ok
[INFO] [stdout] test nested_env::expand::tests::multi_expansion ... ok
[INFO] [stdout] test nested_env::expand::tests::no_expansion ... ok
[INFO] [stdout] test nested_env::expand::tests::recursive ... ok
[INFO] [stdout] test nested_env::expand::tests::single_expansion ... ok
[INFO] [stdout] test nested_env::tests::test_assign_from_string_append ... ok
[INFO] [stdout] test nested_env::expand::tests::single_expansion_escaped ... ok
[INFO] [stdout] test nested_env::tests::test_basic ... ok
[INFO] [stdout] test nested_env::tests::test_assign_from_string_override ... ok
[INFO] [stdout] test nested_env::tests::test_assign_from_string_override_list ... ok
[INFO] [stdout] test nested_env::tests::test_merge_overwriting_list ... ok
[INFO] [stdout] test nested_env::tests::test_merge_overwriting_single ... ok
[INFO] [stdout] test nested_env::tests::test_merge_nonexisting_single ... ok
[INFO] [stdout] test nested_env::tests::test_merge_overwriting_with_list ... ok
[INFO] [stdout] test nested_env::tests::test_merge_merging_list ... ok
[INFO] [stdout] test ninja::tests::build_simple ... ok
[INFO] [stdout] test nested_env::tests::test_mergeopts ... ok
[INFO] [stdout] test ninja::tests::build_with_deps ... ok
[INFO] [stdout] test ninja::tests::build_with_input ... ok
[INFO] [stdout] test ninja::tests::rule ... ok
[INFO] [stdout] test nested_env::expand::tests::no_error_missing ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ea0c50c1d144a57f879136ec87ee347eefda467ca22b81ded07830eadeb5a1a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea0c50c1d144a57f879136ec87ee347eefda467ca22b81ded07830eadeb5a1a1", kill_on_drop: false }`
[INFO] [stdout] ea0c50c1d144a57f879136ec87ee347eefda467ca22b81ded07830eadeb5a1a1