[INFO] fetching crate once-option 0.1.0... [INFO] testing once-option-0.1.0 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1 [INFO] extracting crate once-option 0.1.0 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate once-option 0.1.0 [INFO] finished tweaking crates.io crate once-option 0.1.0 [INFO] tweaked toml for crates.io crate once-option 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate once-option 0.1.0 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 418ae91f4cb311b35aa31bf2c722ed90afab529d4aacb714fe6795bb1cbe0436 [INFO] running `Command { std: "docker" "start" "-a" "418ae91f4cb311b35aa31bf2c722ed90afab529d4aacb714fe6795bb1cbe0436", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "418ae91f4cb311b35aa31bf2c722ed90afab529d4aacb714fe6795bb1cbe0436", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "418ae91f4cb311b35aa31bf2c722ed90afab529d4aacb714fe6795bb1cbe0436", kill_on_drop: false }` [INFO] [stdout] 418ae91f4cb311b35aa31bf2c722ed90afab529d4aacb714fe6795bb1cbe0436 [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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 98c38bec4f07d6f253115c84d112980ff56f6498792a2e02a554e135d30e988a [INFO] running `Command { std: "docker" "start" "-a" "98c38bec4f07d6f253115c84d112980ff56f6498792a2e02a554e135d30e988a", kill_on_drop: false }` [INFO] [stderr] Compiling once-option v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s [INFO] running `Command { std: "docker" "inspect" "98c38bec4f07d6f253115c84d112980ff56f6498792a2e02a554e135d30e988a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "98c38bec4f07d6f253115c84d112980ff56f6498792a2e02a554e135d30e988a", kill_on_drop: false }` [INFO] [stdout] 98c38bec4f07d6f253115c84d112980ff56f6498792a2e02a554e135d30e988a [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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a5965c2086f74a995151db7d3955667aac9ca835642db999b381fddf3e58a4fa [INFO] running `Command { std: "docker" "start" "-a" "a5965c2086f74a995151db7d3955667aac9ca835642db999b381fddf3e58a4fa", kill_on_drop: false }` [INFO] [stderr] Compiling once-option v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.39s [INFO] running `Command { std: "docker" "inspect" "a5965c2086f74a995151db7d3955667aac9ca835642db999b381fddf3e58a4fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a5965c2086f74a995151db7d3955667aac9ca835642db999b381fddf3e58a4fa", kill_on_drop: false }` [INFO] [stdout] a5965c2086f74a995151db7d3955667aac9ca835642db999b381fddf3e58a4fa [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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c49943edda757c3ad943b8a93b2215d28b8718393c18e180fb20bea2ebdeaf54 [INFO] running `Command { std: "docker" "start" "-a" "c49943edda757c3ad943b8a93b2215d28b8718393c18e180fb20bea2ebdeaf54", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/once_option-c07b327e6800f393) [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test tests::impl_debug ... ok [INFO] [stdout] test tests::impl_deref ... ok [INFO] [stdout] test tests::impl_deref_mut ... ok [INFO] [stdout] test tests::impl_display_float_formats ... ok [INFO] [stdout] test tests::impl_display_integer_formats ... ok [INFO] [stdout] test tests::impl_ord ... ok [INFO] [stdout] test tests::impl_partial_eq ... ok [INFO] [stdout] test tests::impl_partial_ord ... ok [INFO] [stdout] test tests::wrapping_a_thread_join_handle ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s [INFO] [stdout] [INFO] [stderr] Doc-tests once_option [INFO] [stdout] [INFO] [stdout] running 20 tests [INFO] [stdout] test src/lib.rs - (line 32) - compile fail ... ok [INFO] [stdout] test src/lib.rs - OnceOption::expect_none (line 252) ... ok [INFO] [stdout] test src/lib.rs - OnceOption::expect (line 220) ... ok [INFO] [stdout] test src/lib.rs - OnceOption::is_none (line 196) ... ok [INFO] [stdout] test src/lib.rs - OnceOption (line 150) ... ok [INFO] [stdout] test src/lib.rs - OnceOption::NONE (line 167) ... ok [INFO] [stdout] test src/lib.rs - OnceOption::from (line 403) ... ok [INFO] [stdout] test src/lib.rs - OnceOption::expect (line 226) ... ok [INFO] [stdout] test src/lib.rs - OnceOption::from (line 379) ... ok [INFO] [stdout] test src/lib.rs - OnceOption::default (line 363) ... ok [INFO] [stdout] test src/lib.rs - OnceOption::is_some (line 178) ... ok [INFO] [stdout] test src/lib.rs - OnceOption::from (line 386) ... ok [INFO] [stdout] test src/lib.rs - OnceOption::replace (line 336) ... ok [INFO] [stdout] test src/lib.rs - OnceOption::expect_none (line 246) ... ok [INFO] [stdout] test src/lib.rs - (line 84) ... ok [INFO] [stdout] test src/lib.rs - OnceOption::replace (line 328) ... ok [INFO] [stdout] test src/lib.rs - OnceOption::unwrap (line 309) ... ok [INFO] [stdout] test src/lib.rs - OnceOption::take (line 273) ... ok [INFO] [stdout] test src/lib.rs - OnceOption::unwrap (line 301) ... ok [INFO] [stdout] test src/lib.rs - OnceOption::take (line 281) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.72s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "c49943edda757c3ad943b8a93b2215d28b8718393c18e180fb20bea2ebdeaf54", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c49943edda757c3ad943b8a93b2215d28b8718393c18e180fb20bea2ebdeaf54", kill_on_drop: false }` [INFO] [stdout] c49943edda757c3ad943b8a93b2215d28b8718393c18e180fb20bea2ebdeaf54