[INFO] cloning repository https://github.com/sinkuu/ndiff [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sinkuu/ndiff" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsinkuu%2Fndiff", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsinkuu%2Fndiff'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3cd3a6f6bc425e3106cd9e8992a6593a88c38acc [INFO] testing sinkuu/ndiff against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsinkuu%2Fndiff" "/workspace/builds/worker-10/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sinkuu/ndiff 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 git repo https://github.com/sinkuu/ndiff [INFO] finished tweaking git repo https://github.com/sinkuu/ndiff [INFO] tweaked toml for git repo https://github.com/sinkuu/ndiff written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/sinkuu/ndiff already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded hermit-abi v0.1.10 [INFO] [stderr] Downloaded circular-queue v0.2.4 [INFO] [stderr] Downloaded ndarray v0.13.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] d8b379e46356bae993c479f283db37425b77a26db921c4d72099c229b0cfba5e [INFO] running `Command { std: "docker" "start" "-a" "d8b379e46356bae993c479f283db37425b77a26db921c4d72099c229b0cfba5e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d8b379e46356bae993c479f283db37425b77a26db921c4d72099c229b0cfba5e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d8b379e46356bae993c479f283db37425b77a26db921c4d72099c229b0cfba5e", kill_on_drop: false }` [INFO] [stdout] d8b379e46356bae993c479f283db37425b77a26db921c4d72099c229b0cfba5e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 2750f06b4a1081fc3d4f8735975c3fab028d618ed10cfc979b186d6a25533eb6 [INFO] running `Command { std: "docker" "start" "-a" "2750f06b4a1081fc3d4f8735975c3fab028d618ed10cfc979b186d6a25533eb6", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling libc v0.2.68 [INFO] [stderr] Compiling version_check v0.9.1 [INFO] [stderr] Compiling ndarray v0.13.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling unicode-width v0.1.7 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling numtoa v0.1.0 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling regex-syntax v0.6.17 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling aho-corasick v0.7.10 [INFO] [stderr] Compiling circular-queue v0.2.4 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling termion v1.5.5 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling regex v1.3.6 [INFO] [stderr] Compiling ndiff v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:116:9 [INFO] [stdout] | [INFO] [stdout] 116 | let mut ops = diff_ops( [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Del` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | Del, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Ins` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | Ins, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Nop` [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | Nop, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Del` [INFO] [stdout] --> src/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | Del(T), [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Ins` [INFO] [stdout] --> src/main.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | Ins(T), [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Nop` [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | Nop(NonZeroUsize), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `opsel_min` [INFO] [stdout] --> src/main.rs:19:4 [INFO] [stdout] | [INFO] [stdout] 19 | fn opsel_min(a: usize, b: usize, c: usize) -> (BareOp, usize) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `diff_ops` [INFO] [stdout] --> src/main.rs:30:4 [INFO] [stdout] | [INFO] [stdout] 30 | fn diff_ops( [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `diff` [INFO] [stdout] --> src/main.rs:115:4 [INFO] [stdout] | [INFO] [stdout] 115 | fn diff(a: &[&str], b: &[&str]) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.68s [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "2750f06b4a1081fc3d4f8735975c3fab028d618ed10cfc979b186d6a25533eb6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2750f06b4a1081fc3d4f8735975c3fab028d618ed10cfc979b186d6a25533eb6", kill_on_drop: false }` [INFO] [stdout] 2750f06b4a1081fc3d4f8735975c3fab028d618ed10cfc979b186d6a25533eb6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] f5296b718c5a21522911cc13a8b143414cf3a14ff007f976569df8d679cf6531 [INFO] running `Command { std: "docker" "start" "-a" "f5296b718c5a21522911cc13a8b143414cf3a14ff007f976569df8d679cf6531", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling ndiff v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:116:9 [INFO] [stdout] | [INFO] [stdout] 116 | let mut ops = diff_ops( [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Del` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | Del, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Ins` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | Ins, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Nop` [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | Nop, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Del` [INFO] [stdout] --> src/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | Del(T), [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Ins` [INFO] [stdout] --> src/main.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | Ins(T), [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Nop` [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | Nop(NonZeroUsize), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `opsel_min` [INFO] [stdout] --> src/main.rs:19:4 [INFO] [stdout] | [INFO] [stdout] 19 | fn opsel_min(a: usize, b: usize, c: usize) -> (BareOp, usize) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `diff_ops` [INFO] [stdout] --> src/main.rs:30:4 [INFO] [stdout] | [INFO] [stdout] 30 | fn diff_ops( [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `diff` [INFO] [stdout] --> src/main.rs:115:4 [INFO] [stdout] | [INFO] [stdout] 115 | fn diff(a: &[&str], b: &[&str]) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.58s [INFO] running `Command { std: "docker" "inspect" "f5296b718c5a21522911cc13a8b143414cf3a14ff007f976569df8d679cf6531", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f5296b718c5a21522911cc13a8b143414cf3a14ff007f976569df8d679cf6531", kill_on_drop: false }` [INFO] [stdout] f5296b718c5a21522911cc13a8b143414cf3a14ff007f976569df8d679cf6531 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] ea39ccb926b6e95f46101ccfc4051220f5733ac26aa7058fbba0a33b5fba8aa6 [INFO] running `Command { std: "docker" "start" "-a" "ea39ccb926b6e95f46101ccfc4051220f5733ac26aa7058fbba0a33b5fba8aa6", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:116:9 [INFO] [stderr] | [INFO] [stderr] 116 | let mut ops = diff_ops( [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Del` [INFO] [stderr] --> src/main.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | Del, [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Ins` [INFO] [stderr] --> src/main.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | Ins, [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Nop` [INFO] [stderr] --> src/main.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | Nop, [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Del` [INFO] [stderr] --> src/main.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | Del(T), [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Ins` [INFO] [stderr] --> src/main.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | Ins(T), [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Nop` [INFO] [stderr] --> src/main.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | Nop(NonZeroUsize), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `opsel_min` [INFO] [stderr] --> src/main.rs:19:4 [INFO] [stderr] | [INFO] [stderr] 19 | fn opsel_min(a: usize, b: usize, c: usize) -> (BareOp, usize) { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `diff_ops` [INFO] [stderr] --> src/main.rs:30:4 [INFO] [stderr] | [INFO] [stderr] 30 | fn diff_ops( [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `diff` [INFO] [stderr] --> src/main.rs:115:4 [INFO] [stderr] | [INFO] [stderr] 115 | fn diff(a: &[&str], b: &[&str]) { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ndiff-26e3e79b0e9e8b4d) [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" "ea39ccb926b6e95f46101ccfc4051220f5733ac26aa7058fbba0a33b5fba8aa6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ea39ccb926b6e95f46101ccfc4051220f5733ac26aa7058fbba0a33b5fba8aa6", kill_on_drop: false }` [INFO] [stdout] ea39ccb926b6e95f46101ccfc4051220f5733ac26aa7058fbba0a33b5fba8aa6