[INFO] cloning repository https://github.com/felixhao/some_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/felixhao/some_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffelixhao%2Fsome_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffelixhao%2Fsome_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 17c15433d236e8a1bb82323c2d1d888805084012
[INFO] checking felixhao/some_rust against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffelixhao%2Fsome_rust" "/workspace/builds/worker-87/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-87/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/felixhao/some_rust on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/felixhao/some_rust
[INFO] finished tweaking git repo https://github.com/felixhao/some_rust
[INFO] tweaked toml for git repo https://github.com/felixhao/some_rust written to /workspace/builds/worker-87/source/Cargo.toml
[INFO] crate git repo https://github.com/felixhao/some_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_core v0.3.0
[INFO] [stderr]   Downloaded rand_core v0.2.2
[INFO] [stderr]   Downloaded rand v0.5.5
[INFO] [stderr]   Downloaded libc v0.2.43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b60b2daffb2e0213fc5852c88eef476a34beb388d51e4fba9571a695a9e7f15a
[INFO] running `Command { std: "docker" "start" "-a" "b60b2daffb2e0213fc5852c88eef476a34beb388d51e4fba9571a695a9e7f15a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b60b2daffb2e0213fc5852c88eef476a34beb388d51e4fba9571a695a9e7f15a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b60b2daffb2e0213fc5852c88eef476a34beb388d51e4fba9571a695a9e7f15a", kill_on_drop: false }`
[INFO] [stdout] b60b2daffb2e0213fc5852c88eef476a34beb388d51e4fba9571a695a9e7f15a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa89f94096be94a0912f2e14a03d7135800c758b0f9437075a33210641a82c7d
[INFO] running `Command { std: "docker" "start" "-a" "aa89f94096be94a0912f2e14a03d7135800c758b0f9437075a33210641a82c7d", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking rand_core v0.3.0
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]     Checking rand_core v0.2.2
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking some_rust v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stdout] warning: unused label
[INFO] [stdout]   --> src/flow/mod.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         'inner: loop {
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_labels)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]        Fixed src/closure/mod.rs (1 fix)
[INFO] [stderr]        Fixed src/matchs/mod.rs (2 fixes)
[INFO] [stdout] warning: unused label
[INFO] [stdout]   --> src/flow/mod.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         'inner: loop {
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_labels)]` on by default
[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]    Migrating bin/main.rs from 2018 edition to 2021
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.07s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking some_rust v0.1.0 (/tmp/fixit)
[INFO] [stdout] warning: unused label
[INFO] [stdout]   --> src/flow/mod.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         'inner: loop {
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_labels)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused label
[INFO] [stdout]   --> src/flow/mod.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         'inner: loop {
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_labels)]` on by default
[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 [unoptimized + debuginfo] target(s) in 1m 39s
[INFO] running `Command { std: "docker" "inspect" "aa89f94096be94a0912f2e14a03d7135800c758b0f9437075a33210641a82c7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa89f94096be94a0912f2e14a03d7135800c758b0f9437075a33210641a82c7d", kill_on_drop: false }`
[INFO] [stdout] aa89f94096be94a0912f2e14a03d7135800c758b0f9437075a33210641a82c7d