[INFO] fetching crate serde_nanos 0.1.2...
[INFO] testing serde_nanos-0.1.2 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate serde_nanos 0.1.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate serde_nanos 0.1.2 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c1e9b6887a91212149a1af80c54b641359397bef4da069960f877b42c4c7dde3
[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" "c1e9b6887a91212149a1af80c54b641359397bef4da069960f877b42c4c7dde3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1e9b6887a91212149a1af80c54b641359397bef4da069960f877b42c4c7dde3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1e9b6887a91212149a1af80c54b641359397bef4da069960f877b42c4c7dde3", kill_on_drop: false }`
[INFO] [stdout] c1e9b6887a91212149a1af80c54b641359397bef4da069960f877b42c4c7dde3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--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] 663dfd70f7c3b1f444128830b421806b19a286be0d75060c39cfb45c81c05945
[INFO] running `Command { std: "docker" "start" "-a" "663dfd70f7c3b1f444128830b421806b19a286be0d75060c39cfb45c81c05945", kill_on_drop: false }`
[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 0.93s
[INFO] running `Command { std: "docker" "inspect" "663dfd70f7c3b1f444128830b421806b19a286be0d75060c39cfb45c81c05945", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "663dfd70f7c3b1f444128830b421806b19a286be0d75060c39cfb45c81c05945", kill_on_drop: false }`
[INFO] [stdout] 663dfd70f7c3b1f444128830b421806b19a286be0d75060c39cfb45c81c05945
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] beaad8d385839be421ed75b04b301bf1615c5ceca293b56486dd40f0b75742b7
[INFO] running `Command { std: "docker" "start" "-a" "beaad8d385839be421ed75b04b301bf1615c5ceca293b56486dd40f0b75742b7", kill_on_drop: false }`
[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 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: 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.92s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/serde_nanos-2375546eeb3fea98)
[INFO] [stderr]   Executable tests/serde_json.rs (/opt/rustwide/target/debug/deps/serde_json-e990c4e506688884)
[INFO] running `Command { std: "docker" "inspect" "beaad8d385839be421ed75b04b301bf1615c5ceca293b56486dd40f0b75742b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "beaad8d385839be421ed75b04b301bf1615c5ceca293b56486dd40f0b75742b7", kill_on_drop: false }`
[INFO] [stdout] beaad8d385839be421ed75b04b301bf1615c5ceca293b56486dd40f0b75742b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] c2691c2385c253347f98fd554901fc16efa8c10c08f66b9f1e5d6dc75e9d597a
[INFO] running `Command { std: "docker" "start" "-a" "c2691c2385c253347f98fd554901fc16efa8c10c08f66b9f1e5d6dc75e9d597a", 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 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/serde_nanos-2375546eeb3fea98)
[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-e990c4e506688884)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serde_nanos
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - serialize (line 31) ... ok
[INFO] [stdout] test src/lib.rs - deserialize (line 57) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.69s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c2691c2385c253347f98fd554901fc16efa8c10c08f66b9f1e5d6dc75e9d597a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2691c2385c253347f98fd554901fc16efa8c10c08f66b9f1e5d6dc75e9d597a", kill_on_drop: false }`
[INFO] [stdout] c2691c2385c253347f98fd554901fc16efa8c10c08f66b9f1e5d6dc75e9d597a