[INFO] fetching crate laze 0.1.4...
[INFO] testing laze-0.1.4 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate laze 0.1.4 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate laze 0.1.4 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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-6/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simple-error v0.2.3
[INFO] [stderr]   Downloaded treestate v0.1.0
[INFO] [stderr]   Downloaded im v15.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6aa4249692bc96ca156730b47346344c41d83dbc8c583ced67575cd0e8cda456
[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" "6aa4249692bc96ca156730b47346344c41d83dbc8c583ced67575cd0e8cda456", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6aa4249692bc96ca156730b47346344c41d83dbc8c583ced67575cd0e8cda456", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6aa4249692bc96ca156730b47346344c41d83dbc8c583ced67575cd0e8cda456", kill_on_drop: false }`
[INFO] [stdout] 6aa4249692bc96ca156730b47346344c41d83dbc8c583ced67575cd0e8cda456
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d41a834c2d426f612933a7ea84832619f3863188c97416f6d10ef6589cfb1ee
[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" "2d41a834c2d426f612933a7ea84832619f3863188c97416f6d10ef6589cfb1ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling signal-hook v0.3.9
[INFO] [stderr]    Compiling ahash v0.4.7
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling pathdiff v0.2.0
[INFO] [stderr]    Compiling simple-error v0.2.3
[INFO] [stderr]    Compiling shell-words v1.0.0
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling rand_xoshiro v0.4.0
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling im v15.0.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling bitmaps v2.1.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling sized-chunks v0.6.5
[INFO] [stderr]    Compiling darling_core v0.12.4
[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 serde v1.0.126
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling hashbrown v0.9.1
[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 35.60s
[INFO] running `Command { std: "docker" "inspect" "2d41a834c2d426f612933a7ea84832619f3863188c97416f6d10ef6589cfb1ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d41a834c2d426f612933a7ea84832619f3863188c97416f6d10ef6589cfb1ee", kill_on_drop: false }`
[INFO] [stdout] 2d41a834c2d426f612933a7ea84832619f3863188c97416f6d10ef6589cfb1ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d6c43f806f770f3cf1330a963cf1df6143705141cdf0e88e9765050f7e6fb8b
[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" "7d6c43f806f770f3cf1330a963cf1df6143705141cdf0e88e9765050f7e6fb8b", kill_on_drop: false }`
[INFO] [stderr]    Compiling laze v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.79s
[INFO] running `Command { std: "docker" "inspect" "7d6c43f806f770f3cf1330a963cf1df6143705141cdf0e88e9765050f7e6fb8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d6c43f806f770f3cf1330a963cf1df6143705141cdf0e88e9765050f7e6fb8b", kill_on_drop: false }`
[INFO] [stdout] 7d6c43f806f770f3cf1330a963cf1df6143705141cdf0e88e9765050f7e6fb8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] 2a436769212108762a3ae7a5a5c387c3833cbb3cb7820f3f9529a8cd8282ad1a
[INFO] running `Command { std: "docker" "start" "-a" "2a436769212108762a3ae7a5a5c387c3833cbb3cb7820f3f9529a8cd8282ad1a", 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::no_expansion ... ok
[INFO] [stdout] test nested_env::expand::tests::no_error_missing ... ok
[INFO] [stdout] test nested_env::expand::tests::recursive ... ok
[INFO] [stdout] test nested_env::expand::tests::multi_expansion ... ok
[INFO] [stdout] test nested_env::expand::tests::single_expansion ... ok
[INFO] [stdout] test nested_env::expand::tests::single_expansion_escaped ... 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_assign_from_string_append ... ok
[INFO] [stdout] test nested_env::tests::test_basic ... ok
[INFO] [stdout] test nested_env::tests::test_merge_nonexisting_single ... ok
[INFO] [stdout] test nested_env::tests::test_merge_overwriting_single ... ok
[INFO] [stdout] test nested_env::tests::test_merge_merging_list ... 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_merge_overwriting_list ... ok
[INFO] [stdout] test nested_env::tests::test_mergeopts ... ok
[INFO] [stdout] test ninja::tests::build_with_deps ... ok
[INFO] [stdout] test ninja::tests::rule ... ok
[INFO] [stdout] test ninja::tests::build_with_input ... 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" "2a436769212108762a3ae7a5a5c387c3833cbb3cb7820f3f9529a8cd8282ad1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a436769212108762a3ae7a5a5c387c3833cbb3cb7820f3f9529a8cd8282ad1a", kill_on_drop: false }`
[INFO] [stdout] 2a436769212108762a3ae7a5a5c387c3833cbb3cb7820f3f9529a8cd8282ad1a