[INFO] cloning repository https://github.com/shekhargulati/first-git-commit [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shekhargulati/first-git-commit" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshekhargulati%2Ffirst-git-commit", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshekhargulati%2Ffirst-git-commit'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7ccd82dbed49377ab704980c79f076b97a438e1c [INFO] checking shekhargulati/first-git-commit against try#4a04890980766cc79878135f5ade8c0c4321e943 for pr-65819 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshekhargulati%2Ffirst-git-commit" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/shekhargulati/first-git-commit on toolchain 4a04890980766cc79878135f5ade8c0c4321e943 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/shekhargulati/first-git-commit [INFO] finished tweaking git repo https://github.com/shekhargulati/first-git-commit [INFO] tweaked toml for git repo https://github.com/shekhargulati/first-git-commit written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/shekhargulati/first-git-commit already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9ad3d9244334e933b156e4f893ce4652e0a9008648a702fa672bf14631b9cdf3 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "9ad3d9244334e933b156e4f893ce4652e0a9008648a702fa672bf14631b9cdf3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9ad3d9244334e933b156e4f893ce4652e0a9008648a702fa672bf14631b9cdf3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9ad3d9244334e933b156e4f893ce4652e0a9008648a702fa672bf14631b9cdf3", kill_on_drop: false }` [INFO] [stdout] 9ad3d9244334e933b156e4f893ce4652e0a9008648a702fa672bf14631b9cdf3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3f7cb6128d667df44ff9bffa51f0d914932a6dddee42ba08534d55c54986c93f [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "3f7cb6128d667df44ff9bffa51f0d914932a6dddee42ba08534d55c54986c93f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.77 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling proc-macro2 v1.0.23 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.42 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Checking bytes v0.5.6 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Compiling pin-project-internal v0.4.23 [INFO] [stderr] Checking futures-core v0.3.5 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking futures-sink v0.3.5 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking tinyvec v0.3.4 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Checking ppv-lite86 v0.2.9 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Checking once_cell v1.4.1 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling serde_derive v1.0.116 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking pin-project-lite v0.1.7 [INFO] [stderr] Compiling serde v1.0.116 [INFO] [stderr] Checking byte-tools v0.3.1 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking base64 v0.12.3 [INFO] [stderr] Checking cpuid-bool v0.1.2 [INFO] [stderr] Checking hashbrown v0.9.0 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking opaque-debug v0.3.0 [INFO] [stderr] Checking try-lock v0.2.3 [INFO] [stderr] Checking opaque-debug v0.2.3 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Compiling serde_json v1.0.57 [INFO] [stderr] Checking fake-simd v0.1.2 [INFO] [stderr] Checking utf-8 v0.7.5 [INFO] [stderr] Checking httpdate v0.3.2 [INFO] [stderr] Checking smallvec v1.4.2 [INFO] [stderr] Checking dtoa v0.4.6 [INFO] [stderr] Checking futures-io v0.3.5 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking scoped-tls v1.0.0 [INFO] [stderr] Checking urlencoding v1.1.1 [INFO] [stderr] Checking tracing-core v0.1.16 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking futures-channel v0.3.5 [INFO] [stderr] Checking futures-task v0.3.5 [INFO] [stderr] Checking unicode-normalization v0.1.13 [INFO] [stderr] Checking block-padding v0.1.5 [INFO] [stderr] Checking http v0.2.1 [INFO] [stderr] Checking input_buffer v0.3.1 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Compiling indexmap v1.6.0 [INFO] [stderr] Checking tracing v0.1.19 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling mime_guess v2.0.3 [INFO] [stderr] Checking net2 v0.2.35 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking socket2 v0.3.15 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking parking_lot_core v0.7.2 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Checking parking_lot v0.10.2 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking generic-array v0.12.3 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking url v2.1.1 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking sha-1 v0.8.2 [INFO] [stderr] Checking sha-1 v0.9.1 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Checking headers-core v0.2.0 [INFO] [stderr] Checking http-body v0.3.1 [INFO] [stderr] Checking tungstenite v0.11.1 [INFO] [stderr] Checking multipart v0.17.0 [INFO] [stderr] Checking headers v0.3.2 [INFO] [stderr] Compiling tokio-macros v0.2.5 [INFO] [stderr] Checking tokio v0.2.22 [INFO] [stderr] Checking pin-project v0.4.23 [INFO] [stderr] Checking futures-util v0.3.5 [INFO] [stderr] Checking tracing-futures v0.2.4 [INFO] [stderr] Checking tokio-util v0.3.1 [INFO] [stderr] Checking h2 v0.2.6 [INFO] [stderr] Checking tokio-tungstenite v0.11.0 [INFO] [stderr] Checking futures v0.3.5 [INFO] [stderr] Checking serde_urlencoded v0.6.1 [INFO] [stderr] Checking hyper v0.13.8 [INFO] [stderr] Checking warp v0.2.5 [INFO] [stderr] Checking first-git-commit v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:34:33 [INFO] [stdout] | [INFO] [stdout] 34 | ... let mut git_log_child = Command::new("git") [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: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:34:33 [INFO] [stdout] | [INFO] [stdout] 34 | ... let mut git_log_child = Command::new("git") [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: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:28:29 [INFO] [stdout] | [INFO] [stdout] 28 | / ... Command::new("git") [INFO] [stdout] 29 | | ... .arg("clone") [INFO] [stdout] 30 | | ... .arg(git_repo.repo_url) [INFO] [stdout] 31 | | ... .arg(wd) [INFO] [stdout] 32 | | ... .output(); [INFO] [stdout] | |________________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:28:29 [INFO] [stdout] | [INFO] [stdout] 28 | / ... Command::new("git") [INFO] [stdout] 29 | | ... .arg("clone") [INFO] [stdout] 30 | | ... .arg(git_repo.repo_url) [INFO] [stdout] 31 | | ... .arg(wd) [INFO] [stdout] 32 | | ... .output(); [INFO] [stdout] | |________________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [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 dev [unoptimized + debuginfo] target(s) in 1m 38s [INFO] running `Command { std: "docker" "inspect" "3f7cb6128d667df44ff9bffa51f0d914932a6dddee42ba08534d55c54986c93f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3f7cb6128d667df44ff9bffa51f0d914932a6dddee42ba08534d55c54986c93f", kill_on_drop: false }` [INFO] [stdout] 3f7cb6128d667df44ff9bffa51f0d914932a6dddee42ba08534d55c54986c93f