[INFO] fetching crate serde_nanos 0.1.2...
[INFO] testing serde_nanos-0.1.2 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate serde_nanos 0.1.2 into /workspace/builds/worker-37/source
[INFO] validating manifest of crates.io crate serde_nanos 0.1.2 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serde_nanos 0.1.2
[INFO] finished tweaking crates.io crate serde_nanos 0.1.2
[INFO] tweaked toml for crates.io crate serde_nanos 0.1.2 written to /workspace/builds/worker-37/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e746627c8f33630721d1dbee6b9288dce0705e15aacde326f796c99787f1adfb
[INFO] running `Command { std: "docker" "start" "-a" "e746627c8f33630721d1dbee6b9288dce0705e15aacde326f796c99787f1adfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e746627c8f33630721d1dbee6b9288dce0705e15aacde326f796c99787f1adfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e746627c8f33630721d1dbee6b9288dce0705e15aacde326f796c99787f1adfb", kill_on_drop: false }`
[INFO] [stdout] e746627c8f33630721d1dbee6b9288dce0705e15aacde326f796c99787f1adfb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08d7fcf26cb6975c5d7638beba58dd58693a5ae1b4edcf24d2f9083984040847
[INFO] running `Command { std: "docker" "start" "-a" "08d7fcf26cb6975c5d7638beba58dd58693a5ae1b4edcf24d2f9083984040847", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling serde_nanos v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `serde::ser::Error`
[INFO] [stdout]  --> src/ser.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use serde::ser::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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 4.90s
[INFO] running `Command { std: "docker" "inspect" "08d7fcf26cb6975c5d7638beba58dd58693a5ae1b4edcf24d2f9083984040847", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08d7fcf26cb6975c5d7638beba58dd58693a5ae1b4edcf24d2f9083984040847", kill_on_drop: false }`
[INFO] [stdout] 08d7fcf26cb6975c5d7638beba58dd58693a5ae1b4edcf24d2f9083984040847
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 978aa4e9adbd09d410af4ec9cf940f25ebda69638261ce9d3df2d0444011a1c2
[INFO] running `Command { std: "docker" "start" "-a" "978aa4e9adbd09d410af4ec9cf940f25ebda69638261ce9d3df2d0444011a1c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stdout] warning: unused import: `serde::ser::Error`
[INFO] [stdout]  --> src/ser.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use serde::ser::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde_nanos v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `serde`
[INFO] [stdout]  --> tests/serde_json.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde;
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json`
[INFO] [stdout]  --> tests/serde_json.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde_json;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde::ser::Error`
[INFO] [stdout]  --> src/ser.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use serde::ser::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.98s
[INFO] running `Command { std: "docker" "inspect" "978aa4e9adbd09d410af4ec9cf940f25ebda69638261ce9d3df2d0444011a1c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "978aa4e9adbd09d410af4ec9cf940f25ebda69638261ce9d3df2d0444011a1c2", kill_on_drop: false }`
[INFO] [stdout] 978aa4e9adbd09d410af4ec9cf940f25ebda69638261ce9d3df2d0444011a1c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d1f674da3509da30b252817fb3879572add9bd612afcbf299ce381d8dec58770
[INFO] running `Command { std: "docker" "start" "-a" "d1f674da3509da30b252817fb3879572add9bd612afcbf299ce381d8dec58770", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `serde::ser::Error`
[INFO] [stderr]  --> src/ser.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use serde::ser::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `serde_nanos` (lib) generated 1 warning
[INFO] [stderr] warning: unused import: `serde`
[INFO] [stderr]  --> tests/serde_json.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use serde;
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde_json`
[INFO] [stderr]  --> tests/serde_json.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use serde_json;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `serde_nanos` (test "serde_json") generated 2 warnings
[INFO] [stderr] warning: `serde_nanos` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/serde_nanos-5e729321f343418a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/serde_json.rs (/opt/rustwide/target/debug/deps/serde_json-95adb09c61d25e70)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serde_nanos
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - deserialize (line 57) ... ok
[INFO] [stdout] test src/lib.rs - serialize (line 31) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.55s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d1f674da3509da30b252817fb3879572add9bd612afcbf299ce381d8dec58770", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1f674da3509da30b252817fb3879572add9bd612afcbf299ce381d8dec58770", kill_on_drop: false }`
[INFO] [stdout] d1f674da3509da30b252817fb3879572add9bd612afcbf299ce381d8dec58770