[INFO] fetching crate lazyinit 0.2.2... [INFO] testing lazyinit-0.2.2 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1 [INFO] extracting crate lazyinit 0.2.2 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate lazyinit 0.2.2 [INFO] finished tweaking crates.io crate lazyinit 0.2.2 [INFO] tweaked toml for crates.io crate lazyinit 0.2.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate lazyinit 0.2.2 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate lazyinit 0.2.2 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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ac9b516d714c3f445c0fb26ade9bf835165398caca57f8f9a3b0b06b6db55ffa [INFO] running `Command { std: "docker" "start" "-a" "ac9b516d714c3f445c0fb26ade9bf835165398caca57f8f9a3b0b06b6db55ffa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ac9b516d714c3f445c0fb26ade9bf835165398caca57f8f9a3b0b06b6db55ffa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac9b516d714c3f445c0fb26ade9bf835165398caca57f8f9a3b0b06b6db55ffa", kill_on_drop: false }` [INFO] [stdout] ac9b516d714c3f445c0fb26ade9bf835165398caca57f8f9a3b0b06b6db55ffa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d5bf27ad55b41658cdea23ea827f5f063bbf1583742833d8d3fe9248b262b5ab [INFO] running `Command { std: "docker" "start" "-a" "d5bf27ad55b41658cdea23ea827f5f063bbf1583742833d8d3fe9248b262b5ab", kill_on_drop: false }` [INFO] [stderr] Compiling lazyinit v0.2.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] running `Command { std: "docker" "inspect" "d5bf27ad55b41658cdea23ea827f5f063bbf1583742833d8d3fe9248b262b5ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d5bf27ad55b41658cdea23ea827f5f063bbf1583742833d8d3fe9248b262b5ab", kill_on_drop: false }` [INFO] [stdout] d5bf27ad55b41658cdea23ea827f5f063bbf1583742833d8d3fe9248b262b5ab [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8c6842e47f78e542eff8661f09b119e2f15ceb7f0593892732354968593268f6 [INFO] running `Command { std: "docker" "start" "-a" "8c6842e47f78e542eff8661f09b119e2f15ceb7f0593892732354968593268f6", kill_on_drop: false }` [INFO] [stderr] Compiling lazyinit v0.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/lib.rs:274:13 [INFO] [stdout] | [INFO] [stdout] 274 | VALUE.init_once(123); [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 mutable reference to mutable static [INFO] [stdout] --> src/lib.rs:276:26 [INFO] [stdout] | [INFO] [stdout] 276 | let v = unsafe { VALUE.get_mut_unchecked() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s [INFO] running `Command { std: "docker" "inspect" "8c6842e47f78e542eff8661f09b119e2f15ceb7f0593892732354968593268f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8c6842e47f78e542eff8661f09b119e2f15ceb7f0593892732354968593268f6", kill_on_drop: false }` [INFO] [stdout] 8c6842e47f78e542eff8661f09b119e2f15ceb7f0593892732354968593268f6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 05c3c52a383ae2d1664671ab6fbe93447e152d50475dc02b2d44ba168a580202 [INFO] running `Command { std: "docker" "start" "-a" "05c3c52a383ae2d1664671ab6fbe93447e152d50475dc02b2d44ba168a580202", kill_on_drop: false }` [INFO] [stderr] warning: creating a shared reference to mutable static [INFO] [stderr] --> src/lib.rs:274:13 [INFO] [stderr] | [INFO] [stderr] 274 | VALUE.init_once(123); [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: creating a mutable reference to mutable static [INFO] [stderr] --> src/lib.rs:276:26 [INFO] [stderr] | [INFO] [stderr] 276 | let v = unsafe { VALUE.get_mut_unchecked() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stderr] | [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stderr] [INFO] [stderr] warning: `lazyinit` (lib test) generated 2 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lazyinit-41c82332597e2f7e) [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test tests::lazyinit_basic ... ok [INFO] [stdout] test tests::lazyinit_get_unchecked ... ok [INFO] [stdout] test tests::lazyinit_get_mut_unchecked ... ok [INFO] [stdout] test tests::panic_on_double_init - should panic ... ok [INFO] [stdout] test tests::panic_on_deref_before_init - should panic ... ok [INFO] [stdout] test tests::lazyinit_concurrent ... ok [INFO] [stderr] Doc-tests lazyinit [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/lib.rs - (line 45) ... ok [INFO] [stdout] test src/lib.rs - (line 28) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.35s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "05c3c52a383ae2d1664671ab6fbe93447e152d50475dc02b2d44ba168a580202", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "05c3c52a383ae2d1664671ab6fbe93447e152d50475dc02b2d44ba168a580202", kill_on_drop: false }` [INFO] [stdout] 05c3c52a383ae2d1664671ab6fbe93447e152d50475dc02b2d44ba168a580202