[INFO] fetching crate catvec 0.1.6... [INFO] testing catvec-0.1.6 against beta-2022-04-10 for beta-1.61-1 [INFO] extracting crate catvec 0.1.6 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate catvec 0.1.6 on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate catvec 0.1.6 [INFO] finished tweaking crates.io crate catvec 0.1.6 [INFO] tweaked toml for crates.io crate catvec 0.1.6 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate crates.io crate catvec 0.1.6 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8db0b2bbc83a19659c26483f7f2da74b2b6756e62ddd84ef78ca8eb37c2270a1 [INFO] running `Command { std: "docker" "start" "-a" "8db0b2bbc83a19659c26483f7f2da74b2b6756e62ddd84ef78ca8eb37c2270a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8db0b2bbc83a19659c26483f7f2da74b2b6756e62ddd84ef78ca8eb37c2270a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8db0b2bbc83a19659c26483f7f2da74b2b6756e62ddd84ef78ca8eb37c2270a1", kill_on_drop: false }` [INFO] [stdout] 8db0b2bbc83a19659c26483f7f2da74b2b6756e62ddd84ef78ca8eb37c2270a1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] eacb2ef9c7e0e2a70f3fc9c485da5229b7bccffe8b222feb06d4213502bee7c2 [INFO] running `Command { std: "docker" "start" "-a" "eacb2ef9c7e0e2a70f3fc9c485da5229b7bccffe8b222feb06d4213502bee7c2", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.30 [INFO] [stderr] Compiling syn v1.0.80 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling fastrand v1.5.0 [INFO] [stderr] Compiling defmac v0.2.1 [INFO] [stderr] Compiling arrayvec v0.7.1 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Compiling derive_arbitrary v1.0.2 [INFO] [stderr] Compiling arbitrary v1.0.2 [INFO] [stderr] Compiling catvec v0.1.6 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `first_two_children` [INFO] [stdout] --> src/btree.rs:536:8 [INFO] [stdout] | [INFO] [stdout] 536 | fn first_two_children(&mut self) -> (Option<&mut Self>, Option<&mut Self>) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `last_two_children` [INFO] [stdout] --> src/btree.rs:554:8 [INFO] [stdout] | [INFO] [stdout] 554 | fn last_two_children(&mut self) -> (Option<&mut Self>, Option<&mut Self>) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `eval` [INFO] [stdout] --> src/bin/fuzz.rs:23:4 [INFO] [stdout] | [INFO] [stdout] 23 | fn eval(ops: &[Op]) -> Option> { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `test_once` [INFO] [stdout] --> src/bin/fuzz.rs:84:4 [INFO] [stdout] | [INFO] [stdout] 84 | fn test_once(data: &[u8]) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.31s [INFO] running `Command { std: "docker" "inspect" "eacb2ef9c7e0e2a70f3fc9c485da5229b7bccffe8b222feb06d4213502bee7c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eacb2ef9c7e0e2a70f3fc9c485da5229b7bccffe8b222feb06d4213502bee7c2", kill_on_drop: false }` [INFO] [stdout] eacb2ef9c7e0e2a70f3fc9c485da5229b7bccffe8b222feb06d4213502bee7c2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e85c1a05dfe3ca56437d0744002adcef55c5545b8a71e04dfcd269df310792cf [INFO] running `Command { std: "docker" "start" "-a" "e85c1a05dfe3ca56437d0744002adcef55c5545b8a71e04dfcd269df310792cf", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.105 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling termcolor v1.1.2 [INFO] [stderr] Compiling humantime v2.1.0 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stdout] warning: associated function is never used: `first_two_children` [INFO] [stdout] --> src/btree.rs:536:8 [INFO] [stdout] | [INFO] [stdout] 536 | fn first_two_children(&mut self) -> (Option<&mut Self>, Option<&mut Self>) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `last_two_children` [INFO] [stdout] --> src/btree.rs:554:8 [INFO] [stdout] | [INFO] [stdout] 554 | fn last_two_children(&mut self) -> (Option<&mut Self>, Option<&mut Self>) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling env_logger v0.9.0 [INFO] [stderr] Compiling catvec v0.1.6 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `eval` [INFO] [stdout] --> src/bin/fuzz.rs:23:4 [INFO] [stdout] | [INFO] [stdout] 23 | fn eval(ops: &[Op]) -> Option> { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `test_once` [INFO] [stdout] --> src/bin/fuzz.rs:84:4 [INFO] [stdout] | [INFO] [stdout] 84 | fn test_once(data: &[u8]) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `first_two_children` [INFO] [stdout] --> src/btree.rs:536:8 [INFO] [stdout] | [INFO] [stdout] 536 | fn first_two_children(&mut self) -> (Option<&mut Self>, Option<&mut Self>) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `last_two_children` [INFO] [stdout] --> src/btree.rs:554:8 [INFO] [stdout] | [INFO] [stdout] 554 | fn last_two_children(&mut self) -> (Option<&mut Self>, Option<&mut Self>) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 10.28s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/catvec-add04c07a25b4e37) [INFO] [stderr] Executable unittests src/bin/fuzz.rs (/opt/rustwide/target/debug/deps/fuzz-9663c91818c5aeb5) [INFO] running `Command { std: "docker" "inspect" "e85c1a05dfe3ca56437d0744002adcef55c5545b8a71e04dfcd269df310792cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e85c1a05dfe3ca56437d0744002adcef55c5545b8a71e04dfcd269df310792cf", kill_on_drop: false }` [INFO] [stdout] e85c1a05dfe3ca56437d0744002adcef55c5545b8a71e04dfcd269df310792cf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 52b458efea6522f462042c453bec6bdd72142820a4c752a5a4ee17fcfc1a283e [INFO] running `Command { std: "docker" "start" "-a" "52b458efea6522f462042c453bec6bdd72142820a4c752a5a4ee17fcfc1a283e", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: associated function is never used: `first_two_children` [INFO] [stderr] --> src/btree.rs:536:8 [INFO] [stderr] | [INFO] [stderr] 536 | fn first_two_children(&mut self) -> (Option<&mut Self>, Option<&mut Self>) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `last_two_children` [INFO] [stderr] --> src/btree.rs:554:8 [INFO] [stderr] | [INFO] [stderr] 554 | fn last_two_children(&mut self) -> (Option<&mut Self>, Option<&mut Self>) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `catvec` (lib) generated 2 warnings [INFO] [stderr] warning: `catvec` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] warning: function is never used: `eval` [INFO] [stderr] --> src/bin/fuzz.rs:23:4 [INFO] [stderr] | [INFO] [stderr] 23 | fn eval(ops: &[Op]) -> Option> { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `test_once` [INFO] [stderr] --> src/bin/fuzz.rs:84:4 [INFO] [stderr] | [INFO] [stderr] 84 | fn test_once(data: &[u8]) { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `catvec` (bin "fuzz" test) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/catvec-add04c07a25b4e37) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test btree::tests::basic_insertion ... ok [INFO] [stdout] test btree::tests::concat ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stderr] Running unittests src/bin/fuzz.rs (/opt/rustwide/target/debug/deps/fuzz-9663c91818c5aeb5) [INFO] [stdout] [INFO] [stderr] Doc-tests catvec [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" "52b458efea6522f462042c453bec6bdd72142820a4c752a5a4ee17fcfc1a283e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "52b458efea6522f462042c453bec6bdd72142820a4c752a5a4ee17fcfc1a283e", kill_on_drop: false }` [INFO] [stdout] 52b458efea6522f462042c453bec6bdd72142820a4c752a5a4ee17fcfc1a283e