[INFO] crate envy 0.4.1 is already in cache
[INFO] testing envy-0.4.1 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate envy 0.4.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate envy 0.4.1 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate envy 0.4.1
[INFO] finished tweaking crates.io crate envy 0.4.1
[INFO] tweaked toml for crates.io crate envy 0.4.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate envy 0.4.1 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stdout] 8730e169040954571a2d45862c06a633c2f9e38546961e21021dd11157e0810d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "8730e169040954571a2d45862c06a633c2f9e38546961e21021dd11157e0810d"`
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling envy v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.65s
[INFO] running `"docker" "inspect" "8730e169040954571a2d45862c06a633c2f9e38546961e21021dd11157e0810d"`
[INFO] running `"docker" "rm" "-f" "8730e169040954571a2d45862c06a633c2f9e38546961e21021dd11157e0810d"`
[INFO] [stdout] 8730e169040954571a2d45862c06a633c2f9e38546961e21021dd11157e0810d
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d5708f91894013161bb46c9f451e3dcd7afaca20900529430f60a8d27c4e7836
[INFO] running `"docker" "start" "-a" "d5708f91894013161bb46c9f451e3dcd7afaca20900529430f60a8d27c4e7836"`
[INFO] [stderr]    Compiling envy v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:75:44
[INFO] [stderr]    |
[INFO] [stderr] 75 |             Error::MissingValue("foo_bar").description(),
[INFO] [stderr]    |                                            ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:79:51
[INFO] [stderr]    |
[INFO] [stderr] 79 |         assert_eq!(Error::Custom("whoops".into()).description(), "custom error")
[INFO] [stderr]    |                                                   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.39s
[INFO] running `"docker" "inspect" "d5708f91894013161bb46c9f451e3dcd7afaca20900529430f60a8d27c4e7836"`
[INFO] running `"docker" "rm" "-f" "d5708f91894013161bb46c9f451e3dcd7afaca20900529430f60a8d27c4e7836"`
[INFO] [stdout] d5708f91894013161bb46c9f451e3dcd7afaca20900529430f60a8d27c4e7836
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4edfc95fd055bdffdf8fdace62641843c85844ae023a5be882ec179b37fe4137
[INFO] running `"docker" "start" "-a" "4edfc95fd055bdffdf8fdace62641843c85844ae023a5be882ec179b37fe4137"`
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:75:44
[INFO] [stderr]    |
[INFO] [stderr] 75 |             Error::MissingValue("foo_bar").description(),
[INFO] [stderr]    |                                            ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:79:51
[INFO] [stderr]    |
[INFO] [stderr] 79 |         assert_eq!(Error::Custom("whoops".into()).description(), "custom error")
[INFO] [stderr]    |                                                   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/envy-9554feb80b922c10
[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 error::tests::error_description ... ok
[INFO] [stdout] test tests::prefixed_strips_prefixes ... 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] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests envy
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs -  (line 37) ... ok
[INFO] [stdout] test src/lib.rs - prefixed (line 334) ... ok
[INFO] [stdout] test src/lib.rs -  (line 13) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "4edfc95fd055bdffdf8fdace62641843c85844ae023a5be882ec179b37fe4137"`
[INFO] running `"docker" "rm" "-f" "4edfc95fd055bdffdf8fdace62641843c85844ae023a5be882ec179b37fe4137"`
[INFO] [stdout] 4edfc95fd055bdffdf8fdace62641843c85844ae023a5be882ec179b37fe4137