[INFO] fetching crate envy 0.4.2...
[INFO] testing envy-0.4.2 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate envy 0.4.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate envy 0.4.2 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate envy 0.4.2
[INFO] finished tweaking crates.io crate envy 0.4.2
[INFO] tweaked toml for crates.io crate envy 0.4.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate envy 0.4.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a336e93ca162c0184dad82a0f6e73c69440d3924a2f6d505fa01d34a5061f88
[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" "0a336e93ca162c0184dad82a0f6e73c69440d3924a2f6d505fa01d34a5061f88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a336e93ca162c0184dad82a0f6e73c69440d3924a2f6d505fa01d34a5061f88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a336e93ca162c0184dad82a0f6e73c69440d3924a2f6d505fa01d34a5061f88", kill_on_drop: false }`
[INFO] [stdout] 0a336e93ca162c0184dad82a0f6e73c69440d3924a2f6d505fa01d34a5061f88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64d69a65e147ae604e726c51bd83f1a21f118a1a8c37a440099aae0799084db2
[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" "64d69a65e147ae604e726c51bd83f1a21f118a1a8c37a440099aae0799084db2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling envy v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.99s
[INFO] running `Command { std: "docker" "inspect" "64d69a65e147ae604e726c51bd83f1a21f118a1a8c37a440099aae0799084db2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64d69a65e147ae604e726c51bd83f1a21f118a1a8c37a440099aae0799084db2", kill_on_drop: false }`
[INFO] [stdout] 64d69a65e147ae604e726c51bd83f1a21f118a1a8c37a440099aae0799084db2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eab532081e23390a09271d52b481112d9411e81886ff7898529db0104f3c9d70
[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" "eab532081e23390a09271d52b481112d9411e81886ff7898529db0104f3c9d70", kill_on_drop: false }`
[INFO] [stderr]    Compiling envy v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.72s
[INFO] running `Command { std: "docker" "inspect" "eab532081e23390a09271d52b481112d9411e81886ff7898529db0104f3c9d70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eab532081e23390a09271d52b481112d9411e81886ff7898529db0104f3c9d70", kill_on_drop: false }`
[INFO] [stdout] eab532081e23390a09271d52b481112d9411e81886ff7898529db0104f3c9d70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] db2ad8da3a2981dd3e7751f0d443e06325eb1e15f5b87b5a4bf9dada7ec969ec
[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" "db2ad8da3a2981dd3e7751f0d443e06325eb1e15f5b87b5a4bf9dada7ec969ec", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/envy-1e04e7fde1da0149)
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::deserialize_from_iter ... ok
[INFO] [stdout] test tests::fails_with_missing_value ... ok
[INFO] [stdout] test tests::prefixed_doesnt_parse_non_prefixed ... ok
[INFO] [stdout] test error::tests::error_display ... ok
[INFO] [stdout] test error::tests::error_impl_std_error ... ok
[INFO] [stdout] test tests::deserializes_from_prefixed_fieldnames ... ok
[INFO] [stdout] test tests::prefixed_strips_prefixes ... ok
[INFO] [stderr]    Doc-tests envy
[INFO] [stdout] test tests::fails_with_invalid_type ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 37) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 13) - compile ... ok
[INFO] [stdout] test src/lib.rs - prefixed (line 346) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.56s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "db2ad8da3a2981dd3e7751f0d443e06325eb1e15f5b87b5a4bf9dada7ec969ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db2ad8da3a2981dd3e7751f0d443e06325eb1e15f5b87b5a4bf9dada7ec969ec", kill_on_drop: false }`
[INFO] [stdout] db2ad8da3a2981dd3e7751f0d443e06325eb1e15f5b87b5a4bf9dada7ec969ec