[INFO] fetching crate time_period 1.0.0...
[INFO] building time_period-1.0.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate time_period 1.0.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate time_period 1.0.0
[INFO] finished tweaking crates.io crate time_period 1.0.0
[INFO] tweaked toml for crates.io crate time_period 1.0.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate time_period 1.0.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 33 packages to latest compatible versions
[INFO] [stderr]       Adding svg v0.13.1 (available: v0.18.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e9fbb511039eb092b5ac26fecc2e1b324c34d6fd909d94f51c74d5080058ef81
[INFO] running `Command { std: "docker" "start" "-a" "e9fbb511039eb092b5ac26fecc2e1b324c34d6fd909d94f51c74d5080058ef81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9fbb511039eb092b5ac26fecc2e1b324c34d6fd909d94f51c74d5080058ef81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9fbb511039eb092b5ac26fecc2e1b324c34d6fd909d94f51c74d5080058ef81", kill_on_drop: false }`
[INFO] [stdout] e9fbb511039eb092b5ac26fecc2e1b324c34d6fd909d94f51c74d5080058ef81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da80adad3f29b414093fff6769b9a90533bb0dd244ccce738d9b276fd7af33ec
[INFO] running `Command { std: "docker" "start" "-a" "da80adad3f29b414093fff6769b9a90533bb0dd244ccce738d9b276fd7af33ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling time_period v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `IMPOSSIBLE`, `PeriodError`, and `PeriodResult`
[INFO] [stdout]  --> src/period.rs:8:18
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub use result::{PeriodError, PeriodResult, IMPOSSIBLE};
[INFO] [stdout]   |                  ^^^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "da80adad3f29b414093fff6769b9a90533bb0dd244ccce738d9b276fd7af33ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da80adad3f29b414093fff6769b9a90533bb0dd244ccce738d9b276fd7af33ec", kill_on_drop: false }`
[INFO] [stdout] da80adad3f29b414093fff6769b9a90533bb0dd244ccce738d9b276fd7af33ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c241eb98b435716183b86c6427796bb0392dbeb89d28b89414308d810ee6fc82
[INFO] running `Command { std: "docker" "start" "-a" "c241eb98b435716183b86c6427796bb0392dbeb89d28b89414308d810ee6fc82", kill_on_drop: false }`
[INFO] [stderr]    Compiling svg v0.13.1
[INFO] [stdout] warning: unused imports: `IMPOSSIBLE`, `PeriodError`, and `PeriodResult`
[INFO] [stdout]  --> src/period.rs:8:18
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub use result::{PeriodError, PeriodResult, IMPOSSIBLE};
[INFO] [stdout]   |                  ^^^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling time_period v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `IMPOSSIBLE`, `PeriodError`, and `PeriodResult`
[INFO] [stdout]  --> src/period.rs:8:18
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub use result::{PeriodError, PeriodResult, IMPOSSIBLE};
[INFO] [stdout]   |                  ^^^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.11s
[INFO] running `Command { std: "docker" "inspect" "c241eb98b435716183b86c6427796bb0392dbeb89d28b89414308d810ee6fc82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c241eb98b435716183b86c6427796bb0392dbeb89d28b89414308d810ee6fc82", kill_on_drop: false }`
[INFO] [stdout] c241eb98b435716183b86c6427796bb0392dbeb89d28b89414308d810ee6fc82