[INFO] fetching crate envy 0.4.2...
[INFO] testing envy-0.4.2 against try#981ca440e18f6cc4bc9026d4be8ddb1ca8378af7 for pr-145277
[INFO] extracting crate envy 0.4.2 into /workspace/builds/worker-6-tc2/source
[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-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate envy 0.4.2 on toolchain 981ca440e18f6cc4bc9026d4be8ddb1ca8378af7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+981ca440e18f6cc4bc9026d4be8ddb1ca8378af7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate envy 0.4.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+981ca440e18f6cc4bc9026d4be8ddb1ca8378af7" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+981ca440e18f6cc4bc9026d4be8ddb1ca8378af7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d74e94d5dca6e0e4ba352e5d4e35a7a8a0dc7f090a65c891f14e5de7f037c2c3
[INFO] running `Command { std: "docker" "start" "-a" "d74e94d5dca6e0e4ba352e5d4e35a7a8a0dc7f090a65c891f14e5de7f037c2c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d74e94d5dca6e0e4ba352e5d4e35a7a8a0dc7f090a65c891f14e5de7f037c2c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d74e94d5dca6e0e4ba352e5d4e35a7a8a0dc7f090a65c891f14e5de7f037c2c3", kill_on_drop: false }`
[INFO] [stdout] d74e94d5dca6e0e4ba352e5d4e35a7a8a0dc7f090a65c891f14e5de7f037c2c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+981ca440e18f6cc4bc9026d4be8ddb1ca8378af7" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69ab6bf7759cddb80820616b38b3c38a97129ee9c883fef06519e88bfa06ec4b
[INFO] running `Command { std: "docker" "start" "-a" "69ab6bf7759cddb80820616b38b3c38a97129ee9c883fef06519e88bfa06ec4b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling envy v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.64s
[INFO] running `Command { std: "docker" "inspect" "69ab6bf7759cddb80820616b38b3c38a97129ee9c883fef06519e88bfa06ec4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69ab6bf7759cddb80820616b38b3c38a97129ee9c883fef06519e88bfa06ec4b", kill_on_drop: false }`
[INFO] [stdout] 69ab6bf7759cddb80820616b38b3c38a97129ee9c883fef06519e88bfa06ec4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+981ca440e18f6cc4bc9026d4be8ddb1ca8378af7" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c9828b9d085061dda6af3b38d7d9845f0dafcbbb74f589aa136b2cd915d2231
[INFO] running `Command { std: "docker" "start" "-a" "5c9828b9d085061dda6af3b38d7d9845f0dafcbbb74f589aa136b2cd915d2231", kill_on_drop: false }`
[INFO] [stderr]    Compiling envy v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "5c9828b9d085061dda6af3b38d7d9845f0dafcbbb74f589aa136b2cd915d2231", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c9828b9d085061dda6af3b38d7d9845f0dafcbbb74f589aa136b2cd915d2231", kill_on_drop: false }`
[INFO] [stdout] 5c9828b9d085061dda6af3b38d7d9845f0dafcbbb74f589aa136b2cd915d2231
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+981ca440e18f6cc4bc9026d4be8ddb1ca8378af7" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 184d1dc49bd41734b490f4b19552ba518ed77e06d4a6694dad63cd06f1e6e191
[INFO] running `Command { std: "docker" "start" "-a" "184d1dc49bd41734b490f4b19552ba518ed77e06d4a6694dad63cd06f1e6e191", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/envy-e981f8454c65daf2)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[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::deserialize_from_iter ... ok
[INFO] [stdout] test tests::fails_with_missing_value ... ok
[INFO] [stdout] test tests::fails_with_invalid_type ... ok
[INFO] [stdout] test tests::prefixed_doesnt_parse_non_prefixed ... ok
[INFO] [stdout] test tests::prefixed_strips_prefixes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests envy
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - prefixed (line 346) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 37) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 13) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "184d1dc49bd41734b490f4b19552ba518ed77e06d4a6694dad63cd06f1e6e191", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "184d1dc49bd41734b490f4b19552ba518ed77e06d4a6694dad63cd06f1e6e191", kill_on_drop: false }`
[INFO] [stdout] 184d1dc49bd41734b490f4b19552ba518ed77e06d4a6694dad63cd06f1e6e191