[INFO] fetching crate git-summary 0.1.1...
[INFO] checking git-summary-0.1.1 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate git-summary 0.1.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate git-summary 0.1.1 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate git-summary 0.1.1
[INFO] finished tweaking crates.io crate git-summary 0.1.1
[INFO] tweaked toml for crates.io crate git-summary 0.1.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate git-summary 0.1.1 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded anyhow v1.0.45
[INFO] [stderr]   Downloaded openssl-sys v0.9.70
[INFO] [stderr]   Downloaded git2 v0.13.23
[INFO] [stderr]   Downloaded libc v0.2.107
[INFO] [stderr]   Downloaded libgit2-sys v0.12.24+1.3.0
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b34a2df6f3085dbbf53021de77dc152664d1e630d8e6ae33ac017a396ab7c438
[INFO] running `Command { std: "docker" "start" "-a" "b34a2df6f3085dbbf53021de77dc152664d1e630d8e6ae33ac017a396ab7c438", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b34a2df6f3085dbbf53021de77dc152664d1e630d8e6ae33ac017a396ab7c438", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b34a2df6f3085dbbf53021de77dc152664d1e630d8e6ae33ac017a396ab7c438", kill_on_drop: false }`
[INFO] [stdout] b34a2df6f3085dbbf53021de77dc152664d1e630d8e6ae33ac017a396ab7c438
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfe3c89e876b20c738a74e6db73237246b49075975239ec9bf0e5d268c681ea4
[INFO] running `Command { std: "docker" "start" "-a" "cfe3c89e876b20c738a74e6db73237246b49075975239ec9bf0e5d268c681ea4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling pkg-config v0.3.22
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]    Compiling anyhow v1.0.45
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking openssl-probe v0.1.4
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking encode_unicode v0.3.6
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling openssl-sys v0.9.70
[INFO] [stderr]    Compiling libssh2-sys v0.2.23
[INFO] [stderr]    Compiling libgit2-sys v0.12.24+1.3.0
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking prettytable-rs v0.8.0
[INFO] [stderr]     Checking git2 v0.13.23
[INFO] [stderr]     Checking git-summary v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/main.rs:100:22
[INFO] [stdout]     |
[INFO] [stdout] 100 |         for cause in e.source() {
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 100 |         while let Some(cause) = e.source() {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~     ~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 100 |         if let Some(cause) = e.source() {
[INFO] [stdout]     |         ~~~~~~~~~~~~     ~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/main.rs:100:22
[INFO] [stdout]     |
[INFO] [stdout] 100 |         for cause in e.source() {
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 100 |         while let Some(cause) = e.source() {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~     ~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 100 |         if let Some(cause) = e.source() {
[INFO] [stdout]     |         ~~~~~~~~~~~~     ~~~
[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` profile [unoptimized + debuginfo] target(s) in 33.91s
[INFO] running `Command { std: "docker" "inspect" "cfe3c89e876b20c738a74e6db73237246b49075975239ec9bf0e5d268c681ea4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfe3c89e876b20c738a74e6db73237246b49075975239ec9bf0e5d268c681ea4", kill_on_drop: false }`
[INFO] [stdout] cfe3c89e876b20c738a74e6db73237246b49075975239ec9bf0e5d268c681ea4