[INFO] cloning repository https://github.com/MoQuEs/RustTask
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MoQuEs/RustTask" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMoQuEs%2FRustTask", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMoQuEs%2FRustTask'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 39a9e48938d2613d4cee6cd6b2c3825acc6c10fb
[INFO] testing MoQuEs/RustTask against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMoQuEs%2FRustTask" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MoQuEs/RustTask on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MoQuEs/RustTask
[INFO] finished tweaking git repo https://github.com/MoQuEs/RustTask
[INFO] tweaked toml for git repo https://github.com/MoQuEs/RustTask written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/MoQuEs/RustTask already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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 csv-core v0.1.6
[INFO] [stderr]   Downloaded memchr v2.3.0
[INFO] [stderr]   Downloaded libc v0.2.66
[INFO] [stderr]   Downloaded time v0.1.42
[INFO] [stderr]   Downloaded regex-automata v0.1.8
[INFO] [stderr]   Downloaded bstr v0.2.9
[INFO] [stderr]   Downloaded chrono v0.4.10
[INFO] [stderr]   Downloaded json v0.12.1
[INFO] [stderr]   Downloaded itoa v0.4.4
[INFO] [stderr]   Downloaded serde v1.0.104
[INFO] [stderr]   Downloaded csv v1.1.3
[INFO] [stderr]   Downloaded ryu v1.0.2
[INFO] [stderr]   Downloaded byteorder v1.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9e5b6a18975ec49b8eb05950c143c8cc84a2c447251bb8b2fcae07b2186c82a0
[INFO] running `Command { std: "docker" "start" "-a" "9e5b6a18975ec49b8eb05950c143c8cc84a2c447251bb8b2fcae07b2186c82a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e5b6a18975ec49b8eb05950c143c8cc84a2c447251bb8b2fcae07b2186c82a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e5b6a18975ec49b8eb05950c143c8cc84a2c447251bb8b2fcae07b2186c82a0", kill_on_drop: false }`
[INFO] [stdout] 9e5b6a18975ec49b8eb05950c143c8cc84a2c447251bb8b2fcae07b2186c82a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03be5efb29bfd8a33515bf345a40329d4675828adfa2601edf65a3c5d0243a7f
[INFO] running `Command { std: "docker" "start" "-a" "03be5efb29bfd8a33515bf345a40329d4675828adfa2601edf65a3c5d0243a7f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling json v0.12.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling regex-automata v0.1.8
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling csv-core v0.1.6
[INFO] [stderr]    Compiling chrono v0.4.10
[INFO] [stderr]    Compiling bstr v0.2.9
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling RustTask v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `delimiter`
[INFO] [stdout]  --> src/csv_writer.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     delimiter: char,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `RustTask` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `rust_task`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.71s
[INFO] running `Command { std: "docker" "inspect" "03be5efb29bfd8a33515bf345a40329d4675828adfa2601edf65a3c5d0243a7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03be5efb29bfd8a33515bf345a40329d4675828adfa2601edf65a3c5d0243a7f", kill_on_drop: false }`
[INFO] [stdout] 03be5efb29bfd8a33515bf345a40329d4675828adfa2601edf65a3c5d0243a7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eba14b6797f61064787d5008fb329a2bf785c2eeca28e4c58ec8cc87df8ebca4
[INFO] running `Command { std: "docker" "start" "-a" "eba14b6797f61064787d5008fb329a2bf785c2eeca28e4c58ec8cc87df8ebca4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling RustTask v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `delimiter`
[INFO] [stdout]  --> src/csv_writer.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     delimiter: char,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `RustTask` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `rust_task`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.62s
[INFO] running `Command { std: "docker" "inspect" "eba14b6797f61064787d5008fb329a2bf785c2eeca28e4c58ec8cc87df8ebca4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eba14b6797f61064787d5008fb329a2bf785c2eeca28e4c58ec8cc87df8ebca4", kill_on_drop: false }`
[INFO] [stdout] eba14b6797f61064787d5008fb329a2bf785c2eeca28e4c58ec8cc87df8ebca4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] aca2101ce6d69f33b2d6aafb64a950541c16d7bb3b54b9295b1d64155fc021cc
[INFO] running `Command { std: "docker" "start" "-a" "aca2101ce6d69f33b2d6aafb64a950541c16d7bb3b54b9295b1d64155fc021cc", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `delimiter`
[INFO] [stderr]  --> src/csv_writer.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     delimiter: char,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate `RustTask` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `rust_task`
[INFO] [stderr] 
[INFO] [stderr] warning: `RustTask` (bin "RustTask" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/RustTask-0ebe80b4ef4fe5f9)
[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" "aca2101ce6d69f33b2d6aafb64a950541c16d7bb3b54b9295b1d64155fc021cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aca2101ce6d69f33b2d6aafb64a950541c16d7bb3b54b9295b1d64155fc021cc", kill_on_drop: false }`
[INFO] [stdout] aca2101ce6d69f33b2d6aafb64a950541c16d7bb3b54b9295b1d64155fc021cc