[INFO] fetching crate git-tools 0.1.2...
[INFO] checking git-tools-0.1.2 against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] extracting crate git-tools 0.1.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate git-tools 0.1.2 on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate git-tools 0.1.2
[INFO] finished tweaking crates.io crate git-tools 0.1.2
[INFO] tweaked toml for crates.io crate git-tools 0.1.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate git-tools 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 880c4ba645c8c2a469644ae7ea4644f6e82ed0c02c48092612c945cbddd9ab9e
[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" "880c4ba645c8c2a469644ae7ea4644f6e82ed0c02c48092612c945cbddd9ab9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "880c4ba645c8c2a469644ae7ea4644f6e82ed0c02c48092612c945cbddd9ab9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "880c4ba645c8c2a469644ae7ea4644f6e82ed0c02c48092612c945cbddd9ab9e", kill_on_drop: false }`
[INFO] [stdout] 880c4ba645c8c2a469644ae7ea4644f6e82ed0c02c48092612c945cbddd9ab9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82aaa3e48400bfcbb18240917b3ea0d75a515057a2e9232b071dd3a469fd7d52
[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" "82aaa3e48400bfcbb18240917b3ea0d75a515057a2e9232b071dd3a469fd7d52", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking tinyvec v0.3.3
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking zeroize v0.9.3
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking bitvec v0.17.4
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking terminal_size v0.1.15
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking users v0.10.0
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking dirs v3.0.1
[INFO] [stderr]    Compiling cc v1.0.57
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling libssh2-sys v0.2.20
[INFO] [stderr]    Compiling libgit2-sys v0.12.17+1.1.0
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking console v0.13.0
[INFO] [stderr]     Checking globset v0.4.6
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]     Checking dialoguer v0.7.1
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking git2 v0.13.15
[INFO] [stderr]    Compiling structopt-derive v0.4.10
[INFO] [stderr]     Checking git2_credentials v0.7.1
[INFO] [stderr]     Checking structopt v0.3.17
[INFO] [stderr]     Checking git-tools v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/common.rs:299:13
[INFO] [stdout]     |
[INFO] [stdout] 299 |             revwalk.set_sorting(Sort::TOPOLOGICAL | Sort::REVERSE);
[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/common.rs:301:13
[INFO] [stdout]     |
[INFO] [stdout] 301 |             revwalk.set_sorting(Sort::TOPOLOGICAL);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[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: unused `Result` that must be used
[INFO] [stdout]    --> src/common.rs:299:13
[INFO] [stdout]     |
[INFO] [stdout] 299 |             revwalk.set_sorting(Sort::TOPOLOGICAL | Sort::REVERSE);
[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/common.rs:301:13
[INFO] [stdout]     |
[INFO] [stdout] 301 |             revwalk.set_sorting(Sort::TOPOLOGICAL);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[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/common.rs:299:13
[INFO] [stdout]     |
[INFO] [stdout] 299 |             revwalk.set_sorting(Sort::TOPOLOGICAL | Sort::REVERSE);
[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/common.rs:301:13
[INFO] [stdout]     |
[INFO] [stdout] 301 |             revwalk.set_sorting(Sort::TOPOLOGICAL);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[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: unused `Result` that must be used
[INFO] [stdout]    --> src/common.rs:299:13
[INFO] [stdout]     |
[INFO] [stdout] 299 |             revwalk.set_sorting(Sort::TOPOLOGICAL | Sort::REVERSE);
[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/common.rs:301:13
[INFO] [stdout]     |
[INFO] [stdout] 301 |             revwalk.set_sorting(Sort::TOPOLOGICAL);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[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] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/common.rs:299:13
[INFO] [stdout]     |
[INFO] [stdout] 299 |             revwalk.set_sorting(Sort::TOPOLOGICAL | Sort::REVERSE);
[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/common.rs:301:13
[INFO] [stdout]     |
[INFO] [stdout] 301 |             revwalk.set_sorting(Sort::TOPOLOGICAL);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[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: unused `Result` that must be used
[INFO] [stdout]    --> src/common.rs:299:13
[INFO] [stdout]     |
[INFO] [stdout] 299 |             revwalk.set_sorting(Sort::TOPOLOGICAL | Sort::REVERSE);
[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/common.rs:301:13
[INFO] [stdout]     |
[INFO] [stdout] 301 |             revwalk.set_sorting(Sort::TOPOLOGICAL);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[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: unused `Result` that must be used
[INFO] [stdout]    --> src/common.rs:299:13
[INFO] [stdout]     |
[INFO] [stdout] 299 |             revwalk.set_sorting(Sort::TOPOLOGICAL | Sort::REVERSE);
[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/common.rs:301:13
[INFO] [stdout]     |
[INFO] [stdout] 301 |             revwalk.set_sorting(Sort::TOPOLOGICAL);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[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/common.rs:299:13
[INFO] [stdout]     |
[INFO] [stdout] 299 |             revwalk.set_sorting(Sort::TOPOLOGICAL | Sort::REVERSE);
[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/common.rs:301:13
[INFO] [stdout]     |
[INFO] [stdout] 301 |             revwalk.set_sorting(Sort::TOPOLOGICAL);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[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 36s
[INFO] running `Command { std: "docker" "inspect" "82aaa3e48400bfcbb18240917b3ea0d75a515057a2e9232b071dd3a469fd7d52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82aaa3e48400bfcbb18240917b3ea0d75a515057a2e9232b071dd3a469fd7d52", kill_on_drop: false }`
[INFO] [stdout] 82aaa3e48400bfcbb18240917b3ea0d75a515057a2e9232b071dd3a469fd7d52