[INFO] cloning repository https://github.com/jschwe/rustc_147265_repro [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jschwe/rustc_147265_repro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjschwe%2Frustc_147265_repro", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjschwe%2Frustc_147265_repro'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d0e0daf1865bed5635090472d805f5fa8d450b4d [INFO] testing jschwe/rustc_147265_repro against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759-retry [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjschwe%2Frustc_147265_repro" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/jschwe/rustc_147265_repro [INFO] finished tweaking git repo https://github.com/jschwe/rustc_147265_repro [INFO] tweaked toml for git repo https://github.com/jschwe/rustc_147265_repro written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/jschwe/rustc_147265_repro on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/jschwe/rustc_147265_repro already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded unty v0.0.4 [INFO] [stderr] Downloaded quote v1.0.41 [INFO] [stderr] Downloaded virtue v0.0.18 [INFO] [stderr] Downloaded bincode_derive v2.0.1 [INFO] [stderr] Downloaded bincode v2.0.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 398668e1aa164a805787454478baf000abfb7b50a5afd46ea06574942e20eea3 [INFO] running `Command { std: "docker" "start" "-a" "398668e1aa164a805787454478baf000abfb7b50a5afd46ea06574942e20eea3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "398668e1aa164a805787454478baf000abfb7b50a5afd46ea06574942e20eea3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "398668e1aa164a805787454478baf000abfb7b50a5afd46ea06574942e20eea3", kill_on_drop: false }` [INFO] [stdout] 398668e1aa164a805787454478baf000abfb7b50a5afd46ea06574942e20eea3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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 -Copt-level=3" "-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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2bca8f41a01557c3154381a70f78406c709a2fe2f0de4748a0a5803d91daf77e [INFO] running `Command { std: "docker" "start" "-a" "2bca8f41a01557c3154381a70f78406c709a2fe2f0de4748a0a5803d91daf77e", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling quote v1.0.41 [INFO] [stderr] Compiling unicode-ident v1.0.19 [INFO] [stderr] Compiling serde_core v1.0.225 [INFO] [stderr] Compiling serde v1.0.225 [INFO] [stderr] Compiling virtue v0.0.18 [INFO] [stderr] Compiling unty v0.0.4 [INFO] [stderr] Compiling bincode_derive v2.0.1 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling serde_derive v1.0.225 [INFO] [stderr] Compiling bincode v1.3.3 [INFO] [stderr] Compiling bincode v2.0.1 [INFO] [stderr] Compiling test_ub v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: method `send` is never used [INFO] [stdout] --> src/lib.rs:27:8 [INFO] [stdout] | [INFO] [stdout] 23 | / impl MySender [INFO] [stdout] 24 | | where [INFO] [stdout] 25 | | T: Serialize, [INFO] [stdout] | |_________________- method in this implementation [INFO] [stdout] 26 | { [INFO] [stdout] 27 | fn send(&self, value: T) -> Result<(), ()> { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 48.52s [INFO] running `Command { std: "docker" "inspect" "2bca8f41a01557c3154381a70f78406c709a2fe2f0de4748a0a5803d91daf77e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2bca8f41a01557c3154381a70f78406c709a2fe2f0de4748a0a5803d91daf77e", kill_on_drop: false }` [INFO] [stdout] 2bca8f41a01557c3154381a70f78406c709a2fe2f0de4748a0a5803d91daf77e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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 -Copt-level=3" "-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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9003d75ed4919d2ddf24fbc3d7e9411740f67d11f58e7af481fe1a0b72f934a1 [INFO] running `Command { std: "docker" "start" "-a" "9003d75ed4919d2ddf24fbc3d7e9411740f67d11f58e7af481fe1a0b72f934a1", kill_on_drop: false }` [INFO] [stdout] warning: method `send` is never used [INFO] [stdout] --> src/lib.rs:27:8 [INFO] [stdout] | [INFO] [stdout] 23 | / impl MySender [INFO] [stdout] 24 | | where [INFO] [stdout] 25 | | T: Serialize, [INFO] [stdout] | |_________________- method in this implementation [INFO] [stdout] 26 | { [INFO] [stdout] 27 | fn send(&self, value: T) -> Result<(), ()> { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling test_ub v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.76s [INFO] running `Command { std: "docker" "inspect" "9003d75ed4919d2ddf24fbc3d7e9411740f67d11f58e7af481fe1a0b72f934a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9003d75ed4919d2ddf24fbc3d7e9411740f67d11f58e7af481fe1a0b72f934a1", kill_on_drop: false }` [INFO] [stdout] 9003d75ed4919d2ddf24fbc3d7e9411740f67d11f58e7af481fe1a0b72f934a1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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 -Copt-level=3" "-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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 5322951b26dcc854aeeed5bec6140ce5d3441d94467eecd0556207ae111c5248 [INFO] running `Command { std: "docker" "start" "-a" "5322951b26dcc854aeeed5bec6140ce5d3441d94467eecd0556207ae111c5248", kill_on_drop: false }` [INFO] [stderr] warning: method `send` is never used [INFO] [stderr] --> src/lib.rs:27:8 [INFO] [stderr] | [INFO] [stderr] 23 | / impl MySender [INFO] [stderr] 24 | | where [INFO] [stderr] 25 | | T: Serialize, [INFO] [stderr] | |_________________- method in this implementation [INFO] [stderr] 26 | { [INFO] [stderr] 27 | fn send(&self, value: T) -> Result<(), ()> { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `test_ub` (lib) generated 1 warning [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/test_ub-b92edab6b44cf0e5) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/test_ub-98b1415901c11b99) [INFO] [stdout] test single_process_channel_tests::serialize_roundtrip_bincode ... ok [INFO] [stdout] test single_process_channel_tests::serialize_roundtrip_bincode2 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [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 test_ub [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] running `Command { std: "docker" "inspect" "5322951b26dcc854aeeed5bec6140ce5d3441d94467eecd0556207ae111c5248", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5322951b26dcc854aeeed5bec6140ce5d3441d94467eecd0556207ae111c5248", kill_on_drop: false }` [INFO] [stdout] 5322951b26dcc854aeeed5bec6140ce5d3441d94467eecd0556207ae111c5248