[INFO] cloning repository https://github.com/cratelyn/tach
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cratelyn/tach" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcratelyn%2Ftach", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcratelyn%2Ftach'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcratelyn%2Ftach: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/cratelyn/tach
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cratelyn/tach" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcratelyn%2Ftach", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcratelyn%2Ftach'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 11a0a4e1ed73e8588ec2e7bfa511117cdcef3ab3
[INFO] checking cratelyn/tach against master#4b596bbd847672da87763b76171687d3544863c2 for pr-144544
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcratelyn%2Ftach" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/cratelyn/tach
[INFO] finished tweaking git repo https://github.com/cratelyn/tach
[INFO] tweaked toml for git repo https://github.com/cratelyn/tach written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/cratelyn/tach on toolchain 4b596bbd847672da87763b76171687d3544863c2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4b596bbd847672da87763b76171687d3544863c2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/cratelyn/tach 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" "+4b596bbd847672da87763b76171687d3544863c2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+4b596bbd847672da87763b76171687d3544863c2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c91c35ffaf8c0738348242c48329e7a0024612dc730e17eda2660413cdbffda
[INFO] running `Command { std: "docker" "start" "-a" "2c91c35ffaf8c0738348242c48329e7a0024612dc730e17eda2660413cdbffda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c91c35ffaf8c0738348242c48329e7a0024612dc730e17eda2660413cdbffda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c91c35ffaf8c0738348242c48329e7a0024612dc730e17eda2660413cdbffda", kill_on_drop: false }`
[INFO] [stdout] 2c91c35ffaf8c0738348242c48329e7a0024612dc730e17eda2660413cdbffda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+4b596bbd847672da87763b76171687d3544863c2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c4837cabef54e7dad995546d5ee41c954b484600fa9d88e169134f352a2f9b9
[INFO] running `Command { std: "docker" "start" "-a" "4c4837cabef54e7dad995546d5ee41c954b484600fa9d88e169134f352a2f9b9", kill_on_drop: false }`
[INFO] [stderr]     Checking tach v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]  --> src/source.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     super::*,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]  --> src/source.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     super::*,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MockStatClock` is never constructed
[INFO] [stdout]   --> src/source.rs:32:16
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub struct MockStatClock {
[INFO] [stdout]    |                ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MockStatFile` is never constructed
[INFO] [stdout]   --> src/source.rs:63:16
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub struct MockStatFile {
[INFO] [stdout]    |                ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/stat.rs:166:31
[INFO] [stdout]     |
[INFO] [stdout] 166 |     fn parse_entry_kind(kind: &str) -> Either {
[INFO] [stdout]     |                               ^^^^     ------ the same lifetime is hidden here
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 166 |     fn parse_entry_kind(kind: &str) -> Either<'_> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MockStatClock` is never constructed
[INFO] [stdout]   --> src/source.rs:32:16
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub struct MockStatClock {
[INFO] [stdout]    |                ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MockStatFile` is never constructed
[INFO] [stdout]   --> src/source.rs:63:16
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub struct MockStatFile {
[INFO] [stdout]    |                ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/stat.rs:166:31
[INFO] [stdout]     |
[INFO] [stdout] 166 |     fn parse_entry_kind(kind: &str) -> Either {
[INFO] [stdout]     |                               ^^^^     ------ the same lifetime is hidden here
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 166 |     fn parse_entry_kind(kind: &str) -> Either<'_> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "4c4837cabef54e7dad995546d5ee41c954b484600fa9d88e169134f352a2f9b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c4837cabef54e7dad995546d5ee41c954b484600fa9d88e169134f352a2f9b9", kill_on_drop: false }`
[INFO] [stdout] 4c4837cabef54e7dad995546d5ee41c954b484600fa9d88e169134f352a2f9b9