[INFO] fetching crate serde_millis 0.1.1...
[INFO] testing serde_millis-0.1.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate serde_millis 0.1.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate serde_millis 0.1.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serde_millis 0.1.1
[INFO] finished tweaking crates.io crate serde_millis 0.1.1
[INFO] tweaked toml for crates.io crate serde_millis 0.1.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", 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] d9b22633992ffb22c71e43888ab18991cdace0fee47d8e7e7336d807c06d0a26
[INFO] running `Command { std: "docker" "start" "-a" "d9b22633992ffb22c71e43888ab18991cdace0fee47d8e7e7336d807c06d0a26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9b22633992ffb22c71e43888ab18991cdace0fee47d8e7e7336d807c06d0a26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9b22633992ffb22c71e43888ab18991cdace0fee47d8e7e7336d807c06d0a26", kill_on_drop: false }`
[INFO] [stdout] d9b22633992ffb22c71e43888ab18991cdace0fee47d8e7e7336d807c06d0a26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3da4de3125080eee968eb5c381425ca3fc7aca63b1394671653926d4cfa05b28
[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" "3da4de3125080eee968eb5c381425ca3fc7aca63b1394671653926d4cfa05b28", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_millis v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/impls.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |         Ok((UNIX_EPOCH + val))
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.32s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3da4de3125080eee968eb5c381425ca3fc7aca63b1394671653926d4cfa05b28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3da4de3125080eee968eb5c381425ca3fc7aca63b1394671653926d4cfa05b28", kill_on_drop: false }`
[INFO] [stdout] 3da4de3125080eee968eb5c381425ca3fc7aca63b1394671653926d4cfa05b28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 4cb6d5c3226d5e02b463e97ac42575a3f5c655ef0a0ba3435f393066a699b572
[INFO] running `Command { std: "docker" "start" "-a" "4cb6d5c3226d5e02b463e97ac42575a3f5c655ef0a0ba3435f393066a699b572", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/impls.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |         Ok((UNIX_EPOCH + val))
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde_millis v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/impls.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |         Ok((UNIX_EPOCH + val))
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.54s
[INFO] running `Command { std: "docker" "inspect" "4cb6d5c3226d5e02b463e97ac42575a3f5c655ef0a0ba3435f393066a699b572", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cb6d5c3226d5e02b463e97ac42575a3f5c655ef0a0ba3435f393066a699b572", kill_on_drop: false }`
[INFO] [stdout] 4cb6d5c3226d5e02b463e97ac42575a3f5c655ef0a0ba3435f393066a699b572
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] e42ddafeaeca4b38d0d391077f05fd8dc9902735dda3983c487a2ae0ecd2d7d3
[INFO] running `Command { std: "docker" "start" "-a" "e42ddafeaeca4b38d0d391077f05fd8dc9902735dda3983c487a2ae0ecd2d7d3", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/impls.rs:42:12
[INFO] [stderr]    |
[INFO] [stderr] 42 |         Ok((UNIX_EPOCH + val))
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/impls.rs:42:12
[INFO] [stderr]    |
[INFO] [stderr] 42 |         Ok((UNIX_EPOCH + val))
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/serde_millis-1418bfde07b70da5
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test impls::test::test_duration ... ok
[INFO] [stdout] test impls::test::test_instant_past ... ok
[INFO] [stdout] test impls::test::test_systemtime_future ... ok
[INFO] [stdout] test impls::test::test_option ... ok
[INFO] [stdout] test impls::test::test_systemtime_past ... ok
[INFO] [stdout] test impls::test::test_instant_future ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serde_millis
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> /opt/rustwide/workdir/src/impls.rs:42:12
[INFO] [stderr]    |
[INFO] [stderr] 42 |         Ok((UNIX_EPOCH + val))
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.52s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e42ddafeaeca4b38d0d391077f05fd8dc9902735dda3983c487a2ae0ecd2d7d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e42ddafeaeca4b38d0d391077f05fd8dc9902735dda3983c487a2ae0ecd2d7d3", kill_on_drop: false }`
[INFO] [stdout] e42ddafeaeca4b38d0d391077f05fd8dc9902735dda3983c487a2ae0ecd2d7d3