[INFO] fetching crate serde_nanos 0.1.2...
[INFO] testing serde_nanos-0.1.2 against 1.60.0 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 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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" "+1.60.0" "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] d74694b71eb0aadd9238d022489d9cd6421eadd837e61f28f862c9b351a9e1d6
[INFO] running `Command { std: "docker" "start" "-a" "d74694b71eb0aadd9238d022489d9cd6421eadd837e61f28f862c9b351a9e1d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d74694b71eb0aadd9238d022489d9cd6421eadd837e61f28f862c9b351a9e1d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d74694b71eb0aadd9238d022489d9cd6421eadd837e61f28f862c9b351a9e1d6", kill_on_drop: false }`
[INFO] [stdout] d74694b71eb0aadd9238d022489d9cd6421eadd837e61f28f862c9b351a9e1d6
[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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 565a986d8079216b560f8ba3b7c2352eb4524b9924a25348ac2b3f1ab7393134
[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" "565a986d8079216b560f8ba3b7c2352eb4524b9924a25348ac2b3f1ab7393134", 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 1.26s
[INFO] running `Command { std: "docker" "inspect" "565a986d8079216b560f8ba3b7c2352eb4524b9924a25348ac2b3f1ab7393134", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "565a986d8079216b560f8ba3b7c2352eb4524b9924a25348ac2b3f1ab7393134", kill_on_drop: false }`
[INFO] [stdout] 565a986d8079216b560f8ba3b7c2352eb4524b9924a25348ac2b3f1ab7393134
[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" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 321d70abe539ad1e0ad2452af7bd32f9b6ba9c72b587d207adf33262c3c471b7
[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" "321d70abe539ad1e0ad2452af7bd32f9b6ba9c72b587d207adf33262c3c471b7", 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] [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 1.26s
[INFO] running `Command { std: "docker" "inspect" "321d70abe539ad1e0ad2452af7bd32f9b6ba9c72b587d207adf33262c3c471b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "321d70abe539ad1e0ad2452af7bd32f9b6ba9c72b587d207adf33262c3c471b7", kill_on_drop: false }`
[INFO] [stdout] 321d70abe539ad1e0ad2452af7bd32f9b6ba9c72b587d207adf33262c3c471b7
[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" "+1.60.0" "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] 755136f890315d317faff58b4ec3372ffff85b2f7ef6a714c0e06017c1932314
[INFO] running `Command { std: "docker" "start" "-a" "755136f890315d317faff58b4ec3372ffff85b2f7ef6a714c0e06017c1932314", 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] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/serde_nanos-8a6989d922cceb06)
[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-d2c93a64f94f5916)
[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 - 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 0.83s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "755136f890315d317faff58b4ec3372ffff85b2f7ef6a714c0e06017c1932314", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "755136f890315d317faff58b4ec3372ffff85b2f7ef6a714c0e06017c1932314", kill_on_drop: false }`
[INFO] [stdout] 755136f890315d317faff58b4ec3372ffff85b2f7ef6a714c0e06017c1932314