[INFO] fetching crate mines 0.2.1... [INFO] testing mines-0.2.1 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296 [INFO] extracting crate mines 0.2.1 into /workspace/builds/worker-11/source [INFO] validating manifest of crates.io crate mines 0.2.1 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate mines 0.2.1 [INFO] finished tweaking crates.io crate mines 0.2.1 [INFO] tweaked toml for crates.io crate mines 0.2.1 written to /workspace/builds/worker-11/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d2df0837d610469de2a16f9851746f692be0387b59cad7670ec1219270cfd36e [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "d2df0837d610469de2a16f9851746f692be0387b59cad7670ec1219270cfd36e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d2df0837d610469de2a16f9851746f692be0387b59cad7670ec1219270cfd36e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d2df0837d610469de2a16f9851746f692be0387b59cad7670ec1219270cfd36e", kill_on_drop: false }` [INFO] [stdout] d2df0837d610469de2a16f9851746f692be0387b59cad7670ec1219270cfd36e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] eda3838cb8b932e31f13290ed9d32d20671b770184125e3f2019d274873645c5 [INFO] running `Command { std: "docker" "start" "-a" "eda3838cb8b932e31f13290ed9d32d20671b770184125e3f2019d274873645c5", kill_on_drop: false }` [INFO] [stderr] Compiling mines v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the type `&Void` does not permit zero-initialization [INFO] [stdout] --> src/lib.rs:15:20 [INFO] [stdout] | [INFO] [stdout] 15 | let v: &Void = mem::transmute(0usize); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] = note: references must be non-null [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.40s [INFO] running `Command { std: "docker" "inspect" "eda3838cb8b932e31f13290ed9d32d20671b770184125e3f2019d274873645c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eda3838cb8b932e31f13290ed9d32d20671b770184125e3f2019d274873645c5", kill_on_drop: false }` [INFO] [stdout] eda3838cb8b932e31f13290ed9d32d20671b770184125e3f2019d274873645c5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 6786563cf5f2277b13138409156e7f023e2f2e9684e26d872bb77f63776bcf96 [INFO] running `Command { std: "docker" "start" "-a" "6786563cf5f2277b13138409156e7f023e2f2e9684e26d872bb77f63776bcf96", kill_on_drop: false }` [INFO] [stdout] warning: the type `&Void` does not permit zero-initialization [INFO] [stdout] --> src/lib.rs:15:20 [INFO] [stdout] | [INFO] [stdout] 15 | let v: &Void = mem::transmute(0usize); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] = note: references must be non-null [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling mines v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `&Void` does not permit zero-initialization [INFO] [stdout] --> src/lib.rs:15:20 [INFO] [stdout] | [INFO] [stdout] 15 | let v: &Void = mem::transmute(0usize); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] = note: references must be non-null [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.52s [INFO] running `Command { std: "docker" "inspect" "6786563cf5f2277b13138409156e7f023e2f2e9684e26d872bb77f63776bcf96", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6786563cf5f2277b13138409156e7f023e2f2e9684e26d872bb77f63776bcf96", kill_on_drop: false }` [INFO] [stdout] 6786563cf5f2277b13138409156e7f023e2f2e9684e26d872bb77f63776bcf96 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 3eb6774d6d0f83690b8d64a2e951da25dffec021639ac58695d88b4bcfb6d24a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "3eb6774d6d0f83690b8d64a2e951da25dffec021639ac58695d88b4bcfb6d24a", kill_on_drop: false }` [INFO] [stderr] warning: the type `&Void` does not permit zero-initialization [INFO] [stderr] --> src/lib.rs:15:20 [INFO] [stderr] | [INFO] [stderr] 15 | let v: &Void = mem::transmute(0usize); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(invalid_value)]` on by default [INFO] [stderr] = note: references must be non-null [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: the type `&Void` does not permit zero-initialization [INFO] [stderr] --> src/lib.rs:15:20 [INFO] [stderr] | [INFO] [stderr] 15 | let v: &Void = mem::transmute(0usize); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(invalid_value)]` on by default [INFO] [stderr] = note: references must be non-null [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/mines-3d42fa0f4606b3c8 [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 [INFO] [stdout] [INFO] [stderr] Doc-tests mines [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 [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "3eb6774d6d0f83690b8d64a2e951da25dffec021639ac58695d88b4bcfb6d24a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3eb6774d6d0f83690b8d64a2e951da25dffec021639ac58695d88b4bcfb6d24a", kill_on_drop: false }` [INFO] [stdout] 3eb6774d6d0f83690b8d64a2e951da25dffec021639ac58695d88b4bcfb6d24a