[INFO] fetching crate freezable 0.1.8... [INFO] testing freezable-0.1.8 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1 [INFO] extracting crate freezable 0.1.8 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate freezable 0.1.8 [INFO] finished tweaking crates.io crate freezable 0.1.8 [INFO] tweaked toml for crates.io crate freezable 0.1.8 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate freezable 0.1.8 on toolchain 562dee4820c458d823175268e41601d4c060588a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9466ed2b1d446f98b3720b89f803bbd0efaf84361be95fa5004c79e03d71d124 [INFO] running `Command { std: "docker" "start" "-a" "9466ed2b1d446f98b3720b89f803bbd0efaf84361be95fa5004c79e03d71d124", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9466ed2b1d446f98b3720b89f803bbd0efaf84361be95fa5004c79e03d71d124", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9466ed2b1d446f98b3720b89f803bbd0efaf84361be95fa5004c79e03d71d124", kill_on_drop: false }` [INFO] [stdout] 9466ed2b1d446f98b3720b89f803bbd0efaf84361be95fa5004c79e03d71d124 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c99ad736802ee2752a353efdfecb7ab6adc9f773f9bccef6bb9319a3e68fe7fa [INFO] running `Command { std: "docker" "start" "-a" "c99ad736802ee2752a353efdfecb7ab6adc9f773f9bccef6bb9319a3e68fe7fa", kill_on_drop: false }` [INFO] [stderr] Compiling freezable v0.1.8 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `hash_map::FrozenMap` [INFO] [stdout] --> src/frozen_std/collections/mod.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub use hash_map::FrozenMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `hash_set::FrozenSet` [INFO] [stdout] --> src/frozen_std/collections/mod.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | pub use hash_set::FrozenSet; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/frozen_std/collections/hash_map.rs:56:17 [INFO] [stdout] | [INFO] [stdout] 56 | pub fn iter(&self) -> Iter { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 56 | pub fn iter(&self) -> Iter<'_, K, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/frozen_std/collections/hash_set.rs:44:17 [INFO] [stdout] | [INFO] [stdout] 44 | pub fn iter(&self) -> Iter { [INFO] [stdout] | ^^^^^ ^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 44 | pub fn iter(&self) -> Iter<'_, K> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: feature `proc_macro_hygiene` is declared but not used [INFO] [stdout] --> src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(proc_macro_hygiene)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.35s [INFO] running `Command { std: "docker" "inspect" "c99ad736802ee2752a353efdfecb7ab6adc9f773f9bccef6bb9319a3e68fe7fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c99ad736802ee2752a353efdfecb7ab6adc9f773f9bccef6bb9319a3e68fe7fa", kill_on_drop: false }` [INFO] [stdout] c99ad736802ee2752a353efdfecb7ab6adc9f773f9bccef6bb9319a3e68fe7fa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8346c19d64f3c46155734a1b780a75cd027e093a8a6d081185e1d430a805beff [INFO] running `Command { std: "docker" "start" "-a" "8346c19d64f3c46155734a1b780a75cd027e093a8a6d081185e1d430a805beff", kill_on_drop: false }` [INFO] [stdout] warning: unused import: `hash_map::FrozenMap` [INFO] [stdout] --> src/frozen_std/collections/mod.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub use hash_map::FrozenMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `hash_set::FrozenSet` [INFO] [stdout] --> src/frozen_std/collections/mod.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | pub use hash_set::FrozenSet; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/frozen_std/collections/hash_map.rs:56:17 [INFO] [stdout] | [INFO] [stdout] 56 | pub fn iter(&self) -> Iter { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 56 | pub fn iter(&self) -> Iter<'_, K, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/frozen_std/collections/hash_set.rs:44:17 [INFO] [stdout] | [INFO] [stdout] 44 | pub fn iter(&self) -> Iter { [INFO] [stdout] | ^^^^^ ^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 44 | pub fn iter(&self) -> Iter<'_, K> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: feature `proc_macro_hygiene` is declared but not used [INFO] [stdout] --> src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(proc_macro_hygiene)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling freezable v0.1.8 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `hash_map::FrozenMap` [INFO] [stdout] --> src/frozen_std/collections/mod.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub use hash_map::FrozenMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `hash_set::FrozenSet` [INFO] [stdout] --> src/frozen_std/collections/mod.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | pub use hash_set::FrozenSet; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/frozen_std/collections/hash_map.rs:56:17 [INFO] [stdout] | [INFO] [stdout] 56 | pub fn iter(&self) -> Iter { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 56 | pub fn iter(&self) -> Iter<'_, K, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/frozen_std/collections/hash_set.rs:44:17 [INFO] [stdout] | [INFO] [stdout] 44 | pub fn iter(&self) -> Iter { [INFO] [stdout] | ^^^^^ ^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 44 | pub fn iter(&self) -> Iter<'_, K> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: feature `proc_macro_hygiene` is declared but not used [INFO] [stdout] --> src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(proc_macro_hygiene)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.49s [INFO] running `Command { std: "docker" "inspect" "8346c19d64f3c46155734a1b780a75cd027e093a8a6d081185e1d430a805beff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8346c19d64f3c46155734a1b780a75cd027e093a8a6d081185e1d430a805beff", kill_on_drop: false }` [INFO] [stdout] 8346c19d64f3c46155734a1b780a75cd027e093a8a6d081185e1d430a805beff [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e90194486114b48af9daeaa6e5289a5ce862d3693b6e03eea46013e5efe11ca3 [INFO] running `Command { std: "docker" "start" "-a" "e90194486114b48af9daeaa6e5289a5ce862d3693b6e03eea46013e5efe11ca3", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `hash_map::FrozenMap` [INFO] [stderr] --> src/frozen_std/collections/mod.rs:4:9 [INFO] [stderr] | [INFO] [stderr] 4 | pub use hash_map::FrozenMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `hash_set::FrozenSet` [INFO] [stderr] --> src/frozen_std/collections/mod.rs:5:9 [INFO] [stderr] | [INFO] [stderr] 5 | pub use hash_set::FrozenSet; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/frozen_std/collections/hash_map.rs:56:17 [INFO] [stderr] | [INFO] [stderr] 56 | pub fn iter(&self) -> Iter { [INFO] [stderr] | ^^^^^ ^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 56 | pub fn iter(&self) -> Iter<'_, K, V> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/frozen_std/collections/hash_set.rs:44:17 [INFO] [stderr] | [INFO] [stderr] 44 | pub fn iter(&self) -> Iter { [INFO] [stderr] | ^^^^^ ^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 44 | pub fn iter(&self) -> Iter<'_, K> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: feature `proc_macro_hygiene` is declared but not used [INFO] [stderr] --> src/lib.rs:1:12 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(proc_macro_hygiene)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `freezable` (lib) generated 5 warnings (run `cargo fix --lib -p freezable` to apply 4 suggestions) [INFO] [stderr] warning: `freezable` (lib test) generated 5 warnings (5 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/freezable-f9cbfe5cd88b5b4b) [INFO] [stdout] [INFO] [stderr] Doc-tests freezable [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] [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" "e90194486114b48af9daeaa6e5289a5ce862d3693b6e03eea46013e5efe11ca3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e90194486114b48af9daeaa6e5289a5ce862d3693b6e03eea46013e5efe11ca3", kill_on_drop: false }` [INFO] [stdout] e90194486114b48af9daeaa6e5289a5ce862d3693b6e03eea46013e5efe11ca3