[INFO] fetching crate potpack 0.1.2... [INFO] testing potpack-0.1.2 against beta-2021-09-08 for beta-1.56-1 [INFO] extracting crate potpack 0.1.2 into /workspace/builds/worker-53/source [INFO] validating manifest of crates.io crate potpack 0.1.2 on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate potpack 0.1.2 [INFO] finished tweaking crates.io crate potpack 0.1.2 [INFO] tweaked toml for crates.io crate potpack 0.1.2 written to /workspace/builds/worker-53/source/Cargo.toml [INFO] crate crates.io crate potpack 0.1.2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4b4724c1dc1b0c8d0045d5b7704396798984c7aa89f3fb948df3f0c378d38e02 [INFO] running `Command { std: "docker" "start" "-a" "4b4724c1dc1b0c8d0045d5b7704396798984c7aa89f3fb948df3f0c378d38e02", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4b4724c1dc1b0c8d0045d5b7704396798984c7aa89f3fb948df3f0c378d38e02", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4b4724c1dc1b0c8d0045d5b7704396798984c7aa89f3fb948df3f0c378d38e02", kill_on_drop: false }` [INFO] [stdout] 4b4724c1dc1b0c8d0045d5b7704396798984c7aa89f3fb948df3f0c378d38e02 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 665b3d8a0200bbdb8d43aab5f2e73c425c18854c14e15f8bd44f76225a3e2018 [INFO] running `Command { std: "docker" "start" "-a" "665b3d8a0200bbdb8d43aab5f2e73c425c18854c14e15f8bd44f76225a3e2018", kill_on_drop: false }` [INFO] [stderr] Compiling potpack v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `PotPack`, `SizedItem`, `approx_eq` [INFO] [stdout] --> src/lib.rs:192:9 [INFO] [stdout] | [INFO] [stdout] 192 | approx_eq, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 193 | PotPack, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 194 | SizedItem [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: cannot borrow `spaces` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/lib.rs:155:21 [INFO] [stdout] | [INFO] [stdout] 104 | for (i, space) in spaces.iter().enumerate().rev() { [INFO] [stdout] | ------ immutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 155 | spaces.push(Space { [INFO] [stdout] | ^^^^^^ mutable borrow occurs here [INFO] [stdout] 156 | id: space.id, [INFO] [stdout] | -------- immutable borrow later used here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.43s [INFO] running `Command { std: "docker" "inspect" "665b3d8a0200bbdb8d43aab5f2e73c425c18854c14e15f8bd44f76225a3e2018", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "665b3d8a0200bbdb8d43aab5f2e73c425c18854c14e15f8bd44f76225a3e2018", kill_on_drop: false }` [INFO] [stdout] 665b3d8a0200bbdb8d43aab5f2e73c425c18854c14e15f8bd44f76225a3e2018 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 576dae766de633331b6c270ca516b699da9c8ba8a61223ba34e39f0377b047d8 [INFO] running `Command { std: "docker" "start" "-a" "576dae766de633331b6c270ca516b699da9c8ba8a61223ba34e39f0377b047d8", kill_on_drop: false }` [INFO] [stdout] warning: unused imports: `PotPack`, `SizedItem`, `approx_eq` [INFO] [stdout] --> src/lib.rs:192:9 [INFO] [stdout] | [INFO] [stdout] 192 | approx_eq, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 193 | PotPack, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 194 | SizedItem [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling potpack v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: cannot borrow `spaces` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/lib.rs:155:21 [INFO] [stdout] | [INFO] [stdout] 104 | for (i, space) in spaces.iter().enumerate().rev() { [INFO] [stdout] | ------ immutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 155 | spaces.push(Space { [INFO] [stdout] | ^^^^^^ mutable borrow occurs here [INFO] [stdout] 156 | id: space.id, [INFO] [stdout] | -------- immutable borrow later used here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: cannot borrow `spaces` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/lib.rs:155:21 [INFO] [stdout] | [INFO] [stdout] 104 | for (i, space) in spaces.iter().enumerate().rev() { [INFO] [stdout] | ------ immutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 155 | spaces.push(Space { [INFO] [stdout] | ^^^^^^ mutable borrow occurs here [INFO] [stdout] 156 | id: space.id, [INFO] [stdout] | -------- immutable borrow later used here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.71s [INFO] running `Command { std: "docker" "inspect" "576dae766de633331b6c270ca516b699da9c8ba8a61223ba34e39f0377b047d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "576dae766de633331b6c270ca516b699da9c8ba8a61223ba34e39f0377b047d8", kill_on_drop: false }` [INFO] [stdout] 576dae766de633331b6c270ca516b699da9c8ba8a61223ba34e39f0377b047d8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 30afb15a439358965a835350b86644a13c0a421080a11259b231371e828c2855 [INFO] running `Command { std: "docker" "start" "-a" "30afb15a439358965a835350b86644a13c0a421080a11259b231371e828c2855", 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] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused imports: `PotPack`, `SizedItem`, `approx_eq` [INFO] [stderr] --> src/lib.rs:192:9 [INFO] [stderr] | [INFO] [stderr] 192 | approx_eq, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] 193 | PotPack, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] 194 | SizedItem [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `spaces` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/lib.rs:155:21 [INFO] [stderr] | [INFO] [stderr] 104 | for (i, space) in spaces.iter().enumerate().rev() { [INFO] [stderr] | ------ immutable borrow occurs here [INFO] [stderr] ... [INFO] [stderr] 155 | spaces.push(Space { [INFO] [stderr] | ^^^^^^ mutable borrow occurs here [INFO] [stderr] 156 | id: space.id, [INFO] [stderr] | -------- immutable borrow later used here [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: `potpack` (lib) generated 2 warnings [INFO] [stderr] warning: `potpack` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.26s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/potpack-d5971a09036c9f16) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test tests::test_approx_eq ... ok [INFO] [stdout] test tests::test_packing ... 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] [stderr] Doc-tests potpack [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" "30afb15a439358965a835350b86644a13c0a421080a11259b231371e828c2855", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "30afb15a439358965a835350b86644a13c0a421080a11259b231371e828c2855", kill_on_drop: false }` [INFO] [stdout] 30afb15a439358965a835350b86644a13c0a421080a11259b231371e828c2855