[INFO] fetching crate git-summary 0.1.1...
[INFO] testing git-summary-0.1.1 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate git-summary 0.1.1 into /workspace/builds/worker-1-tc2/source
[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-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate git-summary 0.1.1 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 405dd08da80d20ed164335a273900e818b7690803e20e79d0001357ad6eee43f
[INFO] running `Command { std: "docker" "start" "-a" "405dd08da80d20ed164335a273900e818b7690803e20e79d0001357ad6eee43f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "405dd08da80d20ed164335a273900e818b7690803e20e79d0001357ad6eee43f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "405dd08da80d20ed164335a273900e818b7690803e20e79d0001357ad6eee43f", kill_on_drop: false }`
[INFO] [stdout] 405dd08da80d20ed164335a273900e818b7690803e20e79d0001357ad6eee43f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d60a3cfd9bd1f279fb7436a9e528c11c694695be34ffd1abfe5438fdd8462a6a
[INFO] running `Command { std: "docker" "start" "-a" "d60a3cfd9bd1f279fb7436a9e528c11c694695be34ffd1abfe5438fdd8462a6a", 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 lazy_static v1.4.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling tinyvec v1.5.1
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.7
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling anyhow v1.0.45
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling openssl-sys v0.9.70
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling libssh2-sys v0.2.23
[INFO] [stderr]    Compiling libgit2-sys v0.12.24+1.3.0
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling openssl-probe v0.1.4
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling encode_unicode v0.3.6
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling prettytable-rs v0.8.0
[INFO] [stderr]    Compiling git2 v0.13.23
[INFO] [stderr]    Compiling 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 -         for cause in e.source() {
[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 -         for cause in e.source() {
[INFO] [stdout] 100 +         if let Some(cause) = e.source() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 36s
[INFO] running `Command { std: "docker" "inspect" "d60a3cfd9bd1f279fb7436a9e528c11c694695be34ffd1abfe5438fdd8462a6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d60a3cfd9bd1f279fb7436a9e528c11c694695be34ffd1abfe5438fdd8462a6a", kill_on_drop: false }`
[INFO] [stdout] d60a3cfd9bd1f279fb7436a9e528c11c694695be34ffd1abfe5438fdd8462a6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 19d9045db2d1e61dff8abec19509488bbd1d7a51d7d3dad2ad4ce6c3dd564a6d
[INFO] running `Command { std: "docker" "start" "-a" "19d9045db2d1e61dff8abec19509488bbd1d7a51d7d3dad2ad4ce6c3dd564a6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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 -         for cause in e.source() {
[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 -         for cause in e.source() {
[INFO] [stdout] 100 +         if let Some(cause) = e.source() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "19d9045db2d1e61dff8abec19509488bbd1d7a51d7d3dad2ad4ce6c3dd564a6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19d9045db2d1e61dff8abec19509488bbd1d7a51d7d3dad2ad4ce6c3dd564a6d", kill_on_drop: false }`
[INFO] [stdout] 19d9045db2d1e61dff8abec19509488bbd1d7a51d7d3dad2ad4ce6c3dd564a6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 716c1684e1ea3735fa42076c83e2fc20f7f6eeafb1418d88a9aaf6f9cd783d2d
[INFO] running `Command { std: "docker" "start" "-a" "716c1684e1ea3735fa42076c83e2fc20f7f6eeafb1418d88a9aaf6f9cd783d2d", kill_on_drop: false }`
[INFO] [stderr] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stderr]    --> src/main.rs:100:22
[INFO] [stderr]     |
[INFO] [stderr] 100 |         for cause in e.source() {
[INFO] [stderr]     |                      ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stderr] help: to check pattern in a loop use `while let`
[INFO] [stderr]     |
[INFO] [stderr] 100 -         for cause in e.source() {
[INFO] [stderr] 100 +         while let Some(cause) = e.source() {
[INFO] [stderr]     |
[INFO] [stderr] help: consider using `if let` to clear intent
[INFO] [stderr]     |
[INFO] [stderr] 100 -         for cause in e.source() {
[INFO] [stderr] 100 +         if let Some(cause) = e.source() {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `git-summary` (bin "git-summary" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/git_summary-ee1d5b3a2bd9ab9f)
[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" "716c1684e1ea3735fa42076c83e2fc20f7f6eeafb1418d88a9aaf6f9cd783d2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "716c1684e1ea3735fa42076c83e2fc20f7f6eeafb1418d88a9aaf6f9cd783d2d", kill_on_drop: false }`
[INFO] [stdout] 716c1684e1ea3735fa42076c83e2fc20f7f6eeafb1418d88a9aaf6f9cd783d2d