[INFO] cloning repository https://github.com/PhilipDaniels/word_chains [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PhilipDaniels/word_chains" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhilipDaniels%2Fword_chains", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhilipDaniels%2Fword_chains'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] adf3ac149eb6c48c8525df5731d1c9828711c1be [INFO] testing PhilipDaniels/word_chains against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhilipDaniels%2Fword_chains" "/workspace/builds/worker-24/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-24/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/PhilipDaniels/word_chains on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/PhilipDaniels/word_chains [INFO] finished tweaking git repo https://github.com/PhilipDaniels/word_chains [INFO] tweaked toml for git repo https://github.com/PhilipDaniels/word_chains written to /workspace/builds/worker-24/source/Cargo.toml [INFO] crate git repo https://github.com/PhilipDaniels/word_chains already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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 quote v1.0.10 [INFO] [stderr] Downloaded structopt-derive v0.4.18 [INFO] [stderr] Downloaded structopt v0.3.25 [INFO] [stderr] Downloaded csv-core v0.1.10 [INFO] [stderr] Downloaded syn v1.0.81 [INFO] [stderr] Downloaded proc-macro2 v0.4.30 [INFO] [stderr] Downloaded quote v0.6.13 [INFO] [stderr] Downloaded rayon-core v1.9.1 [INFO] [stderr] Downloaded clap v2.33.3 [INFO] [stderr] Downloaded version_check v0.9.3 [INFO] [stderr] Downloaded heck v0.3.3 [INFO] [stderr] Downloaded proc-macro2 v1.0.32 [INFO] [stderr] Downloaded memchr v2.4.1 [INFO] [stderr] Downloaded serde v1.0.130 [INFO] [stderr] Downloaded crossbeam-channel v0.5.1 [INFO] [stderr] Downloaded rayon v1.5.1 [INFO] [stderr] Downloaded crossbeam-epoch v0.9.5 [INFO] [stderr] Downloaded itoa v0.4.8 [INFO] [stderr] Downloaded regex-automata v0.1.10 [INFO] [stderr] Downloaded syn v0.15.44 [INFO] [stderr] Downloaded logging_timer_proc_macros v1.0.0 [INFO] [stderr] Downloaded logging_timer v1.0.0 [INFO] [stderr] Downloaded libc v0.2.106 [INFO] [stderr] Downloaded bstr v0.2.17 [INFO] [stderr] Downloaded csv v1.1.6 [INFO] [stderr] Downloaded crossbeam-utils v0.8.5 [INFO] [stderr] Downloaded memoffset v0.6.4 [INFO] [stderr] Downloaded crossbeam-deque v0.8.1 [INFO] [stderr] Downloaded unicode-segmentation v1.8.0 [INFO] [stderr] Downloaded hermit-abi v0.1.19 [INFO] [stderr] Downloaded unicode-width v0.1.9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 42da3db9a427a5404b5873fc689ade6defecb06c74b2df5fd22e341bb369ee0c [INFO] running `Command { std: "docker" "start" "-a" "42da3db9a427a5404b5873fc689ade6defecb06c74b2df5fd22e341bb369ee0c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "42da3db9a427a5404b5873fc689ade6defecb06c74b2df5fd22e341bb369ee0c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "42da3db9a427a5404b5873fc689ade6defecb06c74b2df5fd22e341bb369ee0c", kill_on_drop: false }` [INFO] [stdout] 42da3db9a427a5404b5873fc689ade6defecb06c74b2df5fd22e341bb369ee0c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f814f58be6e9ea9e270d5ac60bfa112dd5d6e75b31c26168266666deab7c59de [INFO] running `Command { std: "docker" "start" "-a" "f814f58be6e9ea9e270d5ac60bfa112dd5d6e75b31c26168266666deab7c59de", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.106 [INFO] [stderr] Compiling proc-macro2 v1.0.32 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling syn v1.0.81 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling crossbeam-channel v0.5.1 [INFO] [stderr] Compiling crossbeam-deque v0.8.1 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling graph v0.1.0 (/opt/rustwide/workdir/graph) [INFO] [stderr] Compiling bstr v0.2.17 [INFO] [stderr] Compiling csv v1.1.6 [INFO] [stderr] Compiling logging_timer_proc_macros v1.0.0 [INFO] [stderr] Compiling logging_timer v1.0.0 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Compiling structopt v0.3.25 [INFO] [stderr] Compiling longest_path_calculator v0.1.0 (/opt/rustwide/workdir/longest_path_calculator) [INFO] [stderr] Compiling pre_calc v0.1.0 (/opt/rustwide/workdir/pre_calc) [INFO] [stdout] warning: unused imports: `HashMap`, `hash::Hash`, `num` [INFO] [stdout] --> longest_path_calculator/src/main.rs:1:25 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{collections::{HashMap, HashSet}, fs::File, hash::Hash, io, num, path::PathBuf}; [INFO] [stdout] | ^^^^^^^ ^^^^^^^^^^ ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `vec` [INFO] [stdout] --> longest_path_calculator/src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | vec, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `dirs` [INFO] [stdout] --> longest_path_calculator/src/main.rs:110:5 [INFO] [stdout] | [INFO] [stdout] 110 | dirs: &RelativeDirectories, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_dirs` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 28.07s [INFO] running `Command { std: "docker" "inspect" "f814f58be6e9ea9e270d5ac60bfa112dd5d6e75b31c26168266666deab7c59de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f814f58be6e9ea9e270d5ac60bfa112dd5d6e75b31c26168266666deab7c59de", kill_on_drop: false }` [INFO] [stdout] f814f58be6e9ea9e270d5ac60bfa112dd5d6e75b31c26168266666deab7c59de [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 328794e09f1c9df2f7435789ea06ec96803a15f3b45c4fd27fdf9fac8d7f4c4b [INFO] running `Command { std: "docker" "start" "-a" "328794e09f1c9df2f7435789ea06ec96803a15f3b45c4fd27fdf9fac8d7f4c4b", kill_on_drop: false }` [INFO] [stderr] Compiling graph v0.1.0 (/opt/rustwide/workdir/graph) [INFO] [stderr] Compiling pre_calc v0.1.0 (/opt/rustwide/workdir/pre_calc) [INFO] [stderr] Compiling longest_path_calculator v0.1.0 (/opt/rustwide/workdir/longest_path_calculator) [INFO] [stdout] warning: unused imports: `HashMap`, `hash::Hash`, `num` [INFO] [stdout] --> longest_path_calculator/src/main.rs:1:25 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{collections::{HashMap, HashSet}, fs::File, hash::Hash, io, num, path::PathBuf}; [INFO] [stdout] | ^^^^^^^ ^^^^^^^^^^ ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `vec` [INFO] [stdout] --> longest_path_calculator/src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | vec, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `dirs` [INFO] [stdout] --> longest_path_calculator/src/main.rs:110:5 [INFO] [stdout] | [INFO] [stdout] 110 | dirs: &RelativeDirectories, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_dirs` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.99s [INFO] running `Command { std: "docker" "inspect" "328794e09f1c9df2f7435789ea06ec96803a15f3b45c4fd27fdf9fac8d7f4c4b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "328794e09f1c9df2f7435789ea06ec96803a15f3b45c4fd27fdf9fac8d7f4c4b", kill_on_drop: false }` [INFO] [stdout] 328794e09f1c9df2f7435789ea06ec96803a15f3b45c4fd27fdf9fac8d7f4c4b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c483b8882ad0dbda722da7eccb1264d4e9db2415cacf8b672442c67ec01bd0f1 [INFO] running `Command { std: "docker" "start" "-a" "c483b8882ad0dbda722da7eccb1264d4e9db2415cacf8b672442c67ec01bd0f1", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused imports: `HashMap`, `hash::Hash`, `num` [INFO] [stderr] --> longest_path_calculator/src/main.rs:1:25 [INFO] [stderr] | [INFO] [stderr] 1 | use std::{collections::{HashMap, HashSet}, fs::File, hash::Hash, io, num, path::PathBuf}; [INFO] [stderr] | ^^^^^^^ ^^^^^^^^^^ ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `vec` [INFO] [stderr] --> longest_path_calculator/src/main.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | vec, [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `dirs` [INFO] [stderr] --> longest_path_calculator/src/main.rs:110:5 [INFO] [stderr] | [INFO] [stderr] 110 | dirs: &RelativeDirectories, [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_dirs` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `longest_path_calculator` (bin "longest_path_calculator" test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.81s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/graph-03836ca2e8aacb9f) [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] [stderr] Running unittests (/opt/rustwide/target/debug/deps/longest_path_calculator-36bfb780a5f83db6) [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] [stderr] Running unittests (/opt/rustwide/target/debug/deps/pre_calc-0ecc61e0e99008b4) [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] [stderr] Doc-tests graph [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" "c483b8882ad0dbda722da7eccb1264d4e9db2415cacf8b672442c67ec01bd0f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c483b8882ad0dbda722da7eccb1264d4e9db2415cacf8b672442c67ec01bd0f1", kill_on_drop: false }` [INFO] [stdout] c483b8882ad0dbda722da7eccb1264d4e9db2415cacf8b672442c67ec01bd0f1