[INFO] fetching crate tcp-test 0.1.0... [INFO] testing tcp-test-0.1.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1 [INFO] extracting crate tcp-test 0.1.0 into /workspace/builds/worker-6-tc1/source [INFO] started tweaking crates.io crate tcp-test 0.1.0 [INFO] finished tweaking crates.io crate tcp-test 0.1.0 [INFO] tweaked toml for crates.io crate tcp-test 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate tcp-test 0.1.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 1 package to latest compatible version [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 448a82bea633669345da55ba874cef3237ce8477d1c5f8c72c7fcd131682f2b8 [INFO] running `Command { std: "docker" "start" "-a" "448a82bea633669345da55ba874cef3237ce8477d1c5f8c72c7fcd131682f2b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "448a82bea633669345da55ba874cef3237ce8477d1c5f8c72c7fcd131682f2b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "448a82bea633669345da55ba874cef3237ce8477d1c5f8c72c7fcd131682f2b8", kill_on_drop: false }` [INFO] [stdout] 448a82bea633669345da55ba874cef3237ce8477d1c5f8c72c7fcd131682f2b8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ddf4173286ce3e0b3772b3bf3aae58abdbdee16561b22cdfd4e6ac1e56a58ee9 [INFO] running `Command { std: "docker" "start" "-a" "ddf4173286ce3e0b3772b3bf3aae58abdbdee16561b22cdfd4e6ac1e56a58ee9", kill_on_drop: false }` [INFO] [stderr] Compiling tcp-test v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/lib.rs:184:25 [INFO] [stdout] | [INFO] [stdout] 184 | let lock = unsafe { CHANNEL.clone().unwrap() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.30s [INFO] running `Command { std: "docker" "inspect" "ddf4173286ce3e0b3772b3bf3aae58abdbdee16561b22cdfd4e6ac1e56a58ee9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ddf4173286ce3e0b3772b3bf3aae58abdbdee16561b22cdfd4e6ac1e56a58ee9", kill_on_drop: false }` [INFO] [stdout] ddf4173286ce3e0b3772b3bf3aae58abdbdee16561b22cdfd4e6ac1e56a58ee9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5707c32c4bdecce783a8665b9942af288d0deb621ddf96863c115e6872192114 [INFO] running `Command { std: "docker" "start" "-a" "5707c32c4bdecce783a8665b9942af288d0deb621ddf96863c115e6872192114", kill_on_drop: false }` [INFO] [stderr] Compiling tcp-test v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/lib.rs:184:25 [INFO] [stdout] | [INFO] [stdout] 184 | let lock = unsafe { CHANNEL.clone().unwrap() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/lib.rs:184:25 [INFO] [stdout] | [INFO] [stdout] 184 | let lock = unsafe { CHANNEL.clone().unwrap() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.13s [INFO] running `Command { std: "docker" "inspect" "5707c32c4bdecce783a8665b9942af288d0deb621ddf96863c115e6872192114", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5707c32c4bdecce783a8665b9942af288d0deb621ddf96863c115e6872192114", kill_on_drop: false }` [INFO] [stdout] 5707c32c4bdecce783a8665b9942af288d0deb621ddf96863c115e6872192114 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f4402104071c1d5bddb8c6e55c3e3f6697fdab5a60f84241acb9a45f21be4cea [INFO] running `Command { std: "docker" "start" "-a" "f4402104071c1d5bddb8c6e55c3e3f6697fdab5a60f84241acb9a45f21be4cea", kill_on_drop: false }` [INFO] [stderr] warning: creating a shared reference to mutable static [INFO] [stderr] --> src/lib.rs:184:25 [INFO] [stderr] | [INFO] [stderr] 184 | let lock = unsafe { CHANNEL.clone().unwrap() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stderr] | [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stderr] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `tcp-test` (lib) generated 1 warning [INFO] [stderr] warning: `tcp-test` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tcp_test-b6a2195f1116cf0c) [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test tests::resolve_ok ... ok [INFO] [stdout] test tests::read_assert_ok ... ok [INFO] [stdout] test tests::channel_3 ... ok [INFO] [stdout] test tests::channel_0 ... ok [INFO] [stdout] test tests::channel_4 ... ok [INFO] [stdout] test tests::channel_2 ... ok [INFO] [stdout] test tests::channel_1 ... ok [INFO] [stdout] test tests::resolve_err - should panic ... ok [INFO] [stdout] test tests::read_assert_panic - should panic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s [INFO] [stdout] [INFO] [stderr] Running tests/mass_channel.rs (/opt/rustwide/target/debug/deps/mass_channel-bfad565905afe063) [INFO] [stdout] [INFO] [stdout] running 10 tests [INFO] [stdout] test channel_0 ... ok [INFO] [stdout] test channel_1 ... ok [INFO] [stdout] test channel_2 ... ok [INFO] [stdout] test channel_4 ... ok [INFO] [stdout] test channel_3 ... ok [INFO] [stdout] test channel_7 ... ok [INFO] [stdout] test channel_8 ... ok [INFO] [stdout] test channel_9 ... ok [INFO] [stdout] test channel_5 ... ok [INFO] [stdout] test channel_6 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests tcp_test [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test src/lib.rs - channel_on (line 158) ... ok [INFO] [stdout] test src/lib.rs - channel (line 117) ... ok [INFO] [stdout] test src/lib.rs - (line 7) ... ok [INFO] [stdout] test src/lib.rs - read_assert (line 224) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.46s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "f4402104071c1d5bddb8c6e55c3e3f6697fdab5a60f84241acb9a45f21be4cea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f4402104071c1d5bddb8c6e55c3e3f6697fdab5a60f84241acb9a45f21be4cea", kill_on_drop: false }` [INFO] [stdout] f4402104071c1d5bddb8c6e55c3e3f6697fdab5a60f84241acb9a45f21be4cea