[INFO] fetching crate laze 0.1.4...
[INFO] testing laze-0.1.4 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[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 d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded derive_builder v0.10.2
[INFO] [stderr]   Downloaded derive_builder_macro v0.10.2
[INFO] [stderr]   Downloaded im v15.0.0
[INFO] [stderr]   Downloaded darling_core v0.12.4
[INFO] [stderr]   Downloaded bitmaps v2.1.0
[INFO] [stderr]   Downloaded darling v0.12.4
[INFO] [stderr]   Downloaded derive_builder_core v0.10.2
[INFO] [stderr]   Downloaded treestate v0.1.0
[INFO] [stderr]   Downloaded simple-error v0.2.3
[INFO] [stderr]   Downloaded darling_macro v0.12.4
[INFO] [stderr]   Downloaded sized-chunks v0.6.5
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 00aa4659c662e0b2c91f9ef1f2184fe7f73203e18cecaae59d18cb4800e85b01
[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" "00aa4659c662e0b2c91f9ef1f2184fe7f73203e18cecaae59d18cb4800e85b01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00aa4659c662e0b2c91f9ef1f2184fe7f73203e18cecaae59d18cb4800e85b01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00aa4659c662e0b2c91f9ef1f2184fe7f73203e18cecaae59d18cb4800e85b01", kill_on_drop: false }`
[INFO] [stdout] 00aa4659c662e0b2c91f9ef1f2184fe7f73203e18cecaae59d18cb4800e85b01
[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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ce1fb282d91d0e40d89711b716153b53878c517169cd0c794084477289a371f
[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" "3ce1fb282d91d0e40d89711b716153b53878c517169cd0c794084477289a371f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling signal-hook v0.3.9
[INFO] [stderr]    Compiling anyhow v1.0.41
[INFO] [stderr]    Compiling ahash v0.4.7
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling simple-error v0.2.3
[INFO] [stderr]    Compiling pathdiff v0.2.0
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling im v15.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling rand_xoshiro v0.4.0
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling bitmaps v2.1.0
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling sized-chunks v0.6.5
[INFO] [stderr]    Compiling darling_core v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling darling_macro v0.12.4
[INFO] [stderr]    Compiling darling v0.12.4
[INFO] [stderr]    Compiling derive_builder_core v0.10.2
[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 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 37.74s
[INFO] running `Command { std: "docker" "inspect" "3ce1fb282d91d0e40d89711b716153b53878c517169cd0c794084477289a371f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ce1fb282d91d0e40d89711b716153b53878c517169cd0c794084477289a371f", kill_on_drop: false }`
[INFO] [stdout] 3ce1fb282d91d0e40d89711b716153b53878c517169cd0c794084477289a371f
[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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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] 946d40e135e36e515cc0b7235ed40a06d180f25c64aa6177161ebd14a72da1f5
[INFO] running `Command { std: "docker" "start" "-a" "946d40e135e36e515cc0b7235ed40a06d180f25c64aa6177161ebd14a72da1f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling laze v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.67s
[INFO] running `Command { std: "docker" "inspect" "946d40e135e36e515cc0b7235ed40a06d180f25c64aa6177161ebd14a72da1f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "946d40e135e36e515cc0b7235ed40a06d180f25c64aa6177161ebd14a72da1f5", kill_on_drop: false }`
[INFO] [stdout] 946d40e135e36e515cc0b7235ed40a06d180f25c64aa6177161ebd14a72da1f5
[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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dd9d49ae3c6ff5008c7d019e451243c4fac563d1121b32a03c60b4844a18cc34
[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" "dd9d49ae3c6ff5008c7d019e451243c4fac563d1121b32a03c60b4844a18cc34", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/laze-c4b2c6183573a21b)
[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_error_missing ... 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_escaped ... ok
[INFO] [stdout] test nested_env::tests::test_assign_from_string_append ... 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_basic ... ok
[INFO] [stdout] test nested_env::expand::tests::single_expansion ... ok
[INFO] [stdout] test nested_env::tests::test_merge_merging_list ... ok
[INFO] [stdout] test nested_env::tests::test_merge_nonexisting_single ... 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_overwriting_with_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] 
[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" "dd9d49ae3c6ff5008c7d019e451243c4fac563d1121b32a03c60b4844a18cc34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd9d49ae3c6ff5008c7d019e451243c4fac563d1121b32a03c60b4844a18cc34", kill_on_drop: false }`
[INFO] [stdout] dd9d49ae3c6ff5008c7d019e451243c4fac563d1121b32a03c60b4844a18cc34