[INFO] fetching crate allehanda 0.1.4... [INFO] testing allehanda-0.1.4 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] extracting crate allehanda 0.1.4 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate allehanda 0.1.4 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate allehanda 0.1.4 [INFO] finished tweaking crates.io crate allehanda 0.1.4 [INFO] tweaked toml for crates.io crate allehanda 0.1.4 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5c132774351b9fddea331b8914c272741fb52908807efac55628fead1a76cf09 [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" "5c132774351b9fddea331b8914c272741fb52908807efac55628fead1a76cf09", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5c132774351b9fddea331b8914c272741fb52908807efac55628fead1a76cf09", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5c132774351b9fddea331b8914c272741fb52908807efac55628fead1a76cf09", kill_on_drop: false }` [INFO] [stdout] 5c132774351b9fddea331b8914c272741fb52908807efac55628fead1a76cf09 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 70d4f0833daf4da4ab2a4e8ac5215884a62b6b59f8c5a09b84cd3735f9e33808 [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" "70d4f0833daf4da4ab2a4e8ac5215884a62b6b59f8c5a09b84cd3735f9e33808", kill_on_drop: false }` [INFO] [stderr] Compiling allehanda v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/recurse.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | Go(Box Rec>) [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Rec` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.56s [INFO] running `Command { std: "docker" "inspect" "70d4f0833daf4da4ab2a4e8ac5215884a62b6b59f8c5a09b84cd3735f9e33808", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "70d4f0833daf4da4ab2a4e8ac5215884a62b6b59f8c5a09b84cd3735f9e33808", kill_on_drop: false }` [INFO] [stdout] 70d4f0833daf4da4ab2a4e8ac5215884a62b6b59f8c5a09b84cd3735f9e33808 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1cb4d379b7623a3f77d4e9a041779bc586cc782208910a174c85cb4b9ce5e3bd [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" "1cb4d379b7623a3f77d4e9a041779bc586cc782208910a174c85cb4b9ce5e3bd", kill_on_drop: false }` [INFO] [stderr] Compiling allehanda v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/recurse.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | Go(Box Rec>) [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Rec` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/graph.rs:87:10 [INFO] [stdout] | [INFO] [stdout] 87 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/recurse.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | Go(Box Rec>) [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Rec` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.21s [INFO] running `Command { std: "docker" "inspect" "1cb4d379b7623a3f77d4e9a041779bc586cc782208910a174c85cb4b9ce5e3bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1cb4d379b7623a3f77d4e9a041779bc586cc782208910a174c85cb4b9ce5e3bd", kill_on_drop: false }` [INFO] [stdout] 1cb4d379b7623a3f77d4e9a041779bc586cc782208910a174c85cb4b9ce5e3bd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] aef79f1e713af6ab7bacdf20bb0057c7a97df1a27bb48bae7c21fdd7da3cf3c0 [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" "aef79f1e713af6ab7bacdf20bb0057c7a97df1a27bb48bae7c21fdd7da3cf3c0", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] [INFO] [stderr] --> src/recurse.rs:3:12 [INFO] [stdout] running 21 tests [INFO] [stderr] | [INFO] [stderr] 3 | Go(Box Rec>) [INFO] [stderr] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Rec` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/graph.rs:87:10 [INFO] [stderr] | [INFO] [stderr] 87 | }; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/recurse.rs:3:12 [INFO] [stderr] | [INFO] [stderr] 3 | Go(Box Rec>) [INFO] [stderr] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Rec` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/allehanda-2f3c49a9fe10d035) [INFO] [stdout] test graph::tests::test_degree ... ok [INFO] [stdout] test graph::tests::test_adjacent ... ok [INFO] [stdout] test graph::tests::test_edge_count ... ok [INFO] [stdout] test recurse::tests::test_factorial_with_rec ... ok [INFO] [stdout] test graph::tests::test_vertex_count ... ok [INFO] [stdout] test recurse::tests::test_fib_with_rec ... ok [INFO] [stdout] test matrix::tests::test_get_row ... ok [INFO] [stdout] test matrix::tests::test_rotate_cw ... ok [INFO] [stdout] test collection::test ... ok [INFO] [stdout] test matrix::tests::test_transpose ... ok [INFO] [stdout] test matrix::tests::test_into_iterator ... ok [INFO] [stdout] test matrix::tests::test_set_row ... ok [INFO] [stdout] test knapsack::tests::test_knapsack ... ok [INFO] [stdout] test matrix::tests::test_creating_matrix ... ok [INFO] [stdout] test list::tests::test_collect ... ok [INFO] [stdout] test list::tests::test_cons ... ok [INFO] [stdout] test matrix::tests::test_matrix_reverse_rows ... ok [INFO] [stdout] test matrix::tests::test_rotate_ccw ... ok [INFO] [stdout] test matrix::tests::test_with_data_works_when_input_vec_len_matches_dimensions ... ok [INFO] [stdout] test matrix::tests::test_with_data_panics_on_length_mismatch_in_input_vec ... ok [INFO] [stderr] Doc-tests allehanda [INFO] [stdout] test recurse::tests::test_rec_stack ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.33s [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" "aef79f1e713af6ab7bacdf20bb0057c7a97df1a27bb48bae7c21fdd7da3cf3c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aef79f1e713af6ab7bacdf20bb0057c7a97df1a27bb48bae7c21fdd7da3cf3c0", kill_on_drop: false }` [INFO] [stdout] aef79f1e713af6ab7bacdf20bb0057c7a97df1a27bb48bae7c21fdd7da3cf3c0