[INFO] cloning repository https://github.com/mre/fcat [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mre/fcat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmre%2Ffcat", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmre%2Ffcat'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 43c3dd2e63bcb13675fef8cd0f115b26eddb9322 [INFO] testing mre/fcat against master#9e297bf54d31eb3b30067208ff9af4416945a2ed for pr-125507 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmre%2Ffcat" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mre/fcat on toolchain 9e297bf54d31eb3b30067208ff9af4416945a2ed [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e297bf54d31eb3b30067208ff9af4416945a2ed" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mre/fcat [INFO] finished tweaking git repo https://github.com/mre/fcat [INFO] tweaked toml for git repo https://github.com/mre/fcat written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/mre/fcat already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e297bf54d31eb3b30067208ff9af4416945a2ed" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [ERROR] this task or one of its parent failed! [ERROR] no output for 300 seconds [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace. [INFO] testing mre/fcat against try#61a9ac64344e91d62f5496627ff363d177f9daab for pr-125507 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmre%2Ffcat" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mre/fcat on toolchain 61a9ac64344e91d62f5496627ff363d177f9daab [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61a9ac64344e91d62f5496627ff363d177f9daab" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mre/fcat [INFO] finished tweaking git repo https://github.com/mre/fcat [INFO] tweaked toml for git repo https://github.com/mre/fcat written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/mre/fcat already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61a9ac64344e91d62f5496627ff363d177f9daab" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded assert_cmd v2.0.8 [INFO] [stderr] Downloaded getrandom v0.2.1 [INFO] [stderr] Downloaded rand v0.8.1 [INFO] [stderr] Downloaded proptest v1.1.0 [INFO] [stderr] Downloaded bstr v1.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+61a9ac64344e91d62f5496627ff363d177f9daab" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f77b1e7958a05d39c200185e339f768f3de524f210a1fefa52e68b3cdc076ccf [INFO] running `Command { std: "docker" "start" "-a" "f77b1e7958a05d39c200185e339f768f3de524f210a1fefa52e68b3cdc076ccf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f77b1e7958a05d39c200185e339f768f3de524f210a1fefa52e68b3cdc076ccf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f77b1e7958a05d39c200185e339f768f3de524f210a1fefa52e68b3cdc076ccf", kill_on_drop: false }` [INFO] [stdout] f77b1e7958a05d39c200185e339f768f3de524f210a1fefa52e68b3cdc076ccf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+61a9ac64344e91d62f5496627ff363d177f9daab" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e3fa6f2bc5e740fc6388ab394f4bd89bda2fefb4c811ba0f881ef7f3abb1589a [INFO] running `Command { std: "docker" "start" "-a" "e3fa6f2bc5e740fc6388ab394f4bd89bda2fefb4c811ba0f881ef7f3abb1589a", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling libc v0.2.139 [INFO] [stderr] Compiling static_assertions v1.1.0 [INFO] [stderr] Compiling memoffset v0.7.1 [INFO] [stderr] Compiling nix v0.26.1 [INFO] [stderr] Compiling fcat v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.96s [INFO] running `Command { std: "docker" "inspect" "e3fa6f2bc5e740fc6388ab394f4bd89bda2fefb4c811ba0f881ef7f3abb1589a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e3fa6f2bc5e740fc6388ab394f4bd89bda2fefb4c811ba0f881ef7f3abb1589a", kill_on_drop: false }` [INFO] [stdout] e3fa6f2bc5e740fc6388ab394f4bd89bda2fefb4c811ba0f881ef7f3abb1589a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+61a9ac64344e91d62f5496627ff363d177f9daab" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 61cf31b90dd72f78960a781fa508eac787153bf17cc6daaa8fccbbe07753afa1 [INFO] running `Command { std: "docker" "start" "-a" "61cf31b90dd72f78960a781fa508eac787153bf17cc6daaa8fccbbe07753afa1", kill_on_drop: false }` [INFO] [stderr] Compiling getrandom v0.2.1 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling libm v0.2.6 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling wait-timeout v0.2.0 [INFO] [stderr] Compiling predicates-core v1.0.0 [INFO] [stderr] Compiling doc-comment v0.3.1 [INFO] [stderr] Compiling fastrand v1.6.0 [INFO] [stderr] Compiling remove_dir_all v0.5.2 [INFO] [stderr] Compiling itertools v0.10.3 [INFO] [stderr] Compiling rand_core v0.6.1 [INFO] [stderr] Compiling tempfile v3.3.0 [INFO] [stderr] Compiling fnv v1.0.6 [INFO] [stderr] Compiling quick-error v1.2.2 [INFO] [stderr] Compiling bit-vec v0.5.1 [INFO] [stderr] Compiling treeline v0.1.0 [INFO] [stderr] Compiling regex-automata v0.1.9 [INFO] [stderr] Compiling rand_chacha v0.3.0 [INFO] [stderr] Compiling difflib v0.4.0 [INFO] [stderr] Compiling once_cell v1.17.0 [INFO] [stderr] Compiling rand v0.8.1 [INFO] [stderr] Compiling bstr v1.1.0 [INFO] [stderr] Compiling bit-set v0.5.1 [INFO] [stderr] Compiling predicates-tree v1.0.0 [INFO] [stderr] Compiling rusty-fork v0.3.0 [INFO] [stderr] Compiling rand_xorshift v0.3.0 [INFO] [stderr] Compiling quick-error v2.0.0 [INFO] [stderr] Compiling regex-syntax v0.6.12 [INFO] [stderr] Compiling unarray v0.1.4 [INFO] [stderr] Compiling predicates v2.1.1 [INFO] [stderr] Compiling assert_cmd v2.0.8 [INFO] [stderr] Compiling proptest v1.1.0 [INFO] [stderr] Compiling fcat v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused comparison that must be used [INFO] [stdout] --> src/main.rs:109:13 [INFO] [stdout] | [INFO] [stdout] 109 | out.stdout == content; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ the comparison produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 109 | let _ = out.stdout == content; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused comparison that must be used [INFO] [stdout] --> src/main.rs:124:13 [INFO] [stdout] | [INFO] [stdout] 124 | out.stdout == expected; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ the comparison produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 124 | let _ = out.stdout == expected; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused comparison that must be used [INFO] [stdout] --> src/main.rs:135:13 [INFO] [stdout] | [INFO] [stdout] 135 | out.stdout == content; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ the comparison produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 135 | let _ = out.stdout == content; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused comparison that must be used [INFO] [stdout] --> src/main.rs:147:13 [INFO] [stdout] | [INFO] [stdout] 147 | out.stdout == content; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ the comparison produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 147 | let _ = out.stdout == content; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused comparison that must be used [INFO] [stdout] --> src/main.rs:162:13 [INFO] [stdout] | [INFO] [stdout] 162 | out.stdout == expected; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ the comparison produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 162 | let _ = out.stdout == expected; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused comparison that must be used [INFO] [stdout] --> src/main.rs:177:13 [INFO] [stdout] | [INFO] [stdout] 177 | out.stdout == expected; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ the comparison produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 177 | let _ = out.stdout == expected; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 4.90s [INFO] running `Command { std: "docker" "inspect" "61cf31b90dd72f78960a781fa508eac787153bf17cc6daaa8fccbbe07753afa1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "61cf31b90dd72f78960a781fa508eac787153bf17cc6daaa8fccbbe07753afa1", kill_on_drop: false }` [INFO] [stdout] 61cf31b90dd72f78960a781fa508eac787153bf17cc6daaa8fccbbe07753afa1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+61a9ac64344e91d62f5496627ff363d177f9daab" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 51a79cdedf7c3813d774f74004c4c1ea6ed6ecb61747e5169bfece02748f0e78 [INFO] running `Command { std: "docker" "start" "-a" "51a79cdedf7c3813d774f74004c4c1ea6ed6ecb61747e5169bfece02748f0e78", kill_on_drop: false }` [INFO] [stderr] warning: unused comparison that must be used [INFO] [stderr] --> src/main.rs:109:13 [INFO] [stderr] | [INFO] [stderr] 109 | out.stdout == content; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ the comparison produces a value [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 109 | let _ = out.stdout == content; [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused comparison that must be used [INFO] [stderr] --> src/main.rs:124:13 [INFO] [stderr] | [INFO] [stderr] 124 | out.stdout == expected; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ the comparison produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 124 | let _ = out.stdout == expected; [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused comparison that must be used [INFO] [stderr] --> src/main.rs:135:13 [INFO] [stderr] | [INFO] [stderr] 135 | out.stdout == content; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ the comparison produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 135 | let _ = out.stdout == content; [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused comparison that must be used [INFO] [stderr] --> src/main.rs:147:13 [INFO] [stderr] | [INFO] [stderr] 147 | out.stdout == content; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ the comparison produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 147 | let _ = out.stdout == content; [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused comparison that must be used [INFO] [stderr] --> src/main.rs:162:13 [INFO] [stderr] | [INFO] [stderr] 162 | out.stdout == expected; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ the comparison produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 162 | let _ = out.stdout == expected; [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused comparison that must be used [INFO] [stderr] --> src/main.rs:177:13 [INFO] [stderr] | [INFO] [stderr] 177 | out.stdout == expected; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ the comparison produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 177 | let _ = out.stdout == expected; [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `fcat` (bin "fcat" test) generated 6 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/fcat-199ae62f0056dcf1) [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test integration::cat_stdin_dash ... ok [INFO] [stdout] test integration::cat_stdin_file ... ok [INFO] [stdout] test integration::cat_single_file ... ok [INFO] [stdout] test integration::cat_stdin ... ok [INFO] [stdout] test integration::cat_file_stdin ... ok [INFO] [stdout] test integration::cat_multiple_files ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.90s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "51a79cdedf7c3813d774f74004c4c1ea6ed6ecb61747e5169bfece02748f0e78", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51a79cdedf7c3813d774f74004c4c1ea6ed6ecb61747e5169bfece02748f0e78", kill_on_drop: false }` [INFO] [stdout] 51a79cdedf7c3813d774f74004c4c1ea6ed6ecb61747e5169bfece02748f0e78