[INFO] cloning repository https://github.com/kaz/ruki
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kaz/ruki" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaz%2Fruki", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaz%2Fruki'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 00a9cffd2b885a068e823a7d6eaae3ff362e3dae
[INFO] checking kaz/ruki against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaz%2Fruki" "/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/kaz/ruki on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kaz/ruki
[INFO] finished tweaking git repo https://github.com/kaz/ruki
[INFO] tweaked toml for git repo https://github.com/kaz/ruki written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/kaz/ruki 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" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded parse-zoneinfo v0.2.1
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.7
[INFO] [stderr]   Downloaded tera v1.3.0
[INFO] [stderr]   Downloaded chrono-tz v0.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 74d2646b72a63f41cc221bf721e85c95d6c4e1652d6998238f455a63c91dca15
[INFO] running `Command { std: "docker" "start" "-a" "74d2646b72a63f41cc221bf721e85c95d6c4e1652d6998238f455a63c91dca15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74d2646b72a63f41cc221bf721e85c95d6c4e1652d6998238f455a63c91dca15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74d2646b72a63f41cc221bf721e85c95d6c4e1652d6998238f455a63c91dca15", kill_on_drop: false }`
[INFO] [stdout] 74d2646b72a63f41cc221bf721e85c95d6c4e1652d6998238f455a63c91dca15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ca9f03e3930c5c7d051b2473ae557d483a69b7239054549d5fd74ee8a5e00ec
[INFO] running `Command { std: "docker" "start" "-a" "4ca9f03e3930c5c7d051b2473ae557d483a69b7239054549d5fd74ee8a5e00ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.13
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling syn v1.0.22
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling quote v1.0.5
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]     Checking unic-common v0.9.0
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]     Checking unic-char-range v0.9.0
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking unic-char-property v0.9.0
[INFO] [stderr]     Checking unic-ucd-version v0.9.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking ppv-lite86 v0.2.7
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking unic-ucd-segment v0.9.0
[INFO] [stderr]    Compiling regex v1.3.7
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking deunicode v0.4.3
[INFO] [stderr]    Compiling pulldown-cmark v0.7.1
[INFO] [stderr]     Checking slug v0.1.4
[INFO] [stderr]     Checking unic-segment v0.9.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking humansize v1.1.0
[INFO] [stderr]     Checking globset v0.4.5
[INFO] [stderr]    Compiling parse-zoneinfo v0.2.1
[INFO] [stderr]     Checking ignore v0.4.15
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]     Checking globwalk v0.8.0
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling chrono-tz v0.5.1
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking tera v1.3.0
[INFO] [stderr]     Checking ruki v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/book/prototype.rs:13:36
[INFO] [stdout]    |
[INFO] [stdout] 13 |         self.get_all_revisions(path.clone())?
[INFO] [stdout]    |                                    ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/book/prototype.rs:13:36
[INFO] [stdout]    |
[INFO] [stdout] 13 |         self.get_all_revisions(path.clone())?
[INFO] [stdout]    |                                    ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.15s
[INFO] running `Command { std: "docker" "inspect" "4ca9f03e3930c5c7d051b2473ae557d483a69b7239054549d5fd74ee8a5e00ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ca9f03e3930c5c7d051b2473ae557d483a69b7239054549d5fd74ee8a5e00ec", kill_on_drop: false }`
[INFO] [stdout] 4ca9f03e3930c5c7d051b2473ae557d483a69b7239054549d5fd74ee8a5e00ec
