[INFO] fetching crate generators 0.1.0...
[INFO] testing generators-0.1.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate generators 0.1.0 into /workspace/builds/worker-73/source
[INFO] validating manifest of crates.io crate generators 0.1.0 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 crates.io crate generators 0.1.0
[INFO] finished tweaking crates.io crate generators 0.1.0
[INFO] tweaked toml for crates.io crate generators 0.1.0 written to /workspace/builds/worker-73/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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] 0aad25f9620e9400966a418c670fc882d63339c0c75154b03140274603924888
[INFO] running `Command { std: "docker" "start" "-a" "0aad25f9620e9400966a418c670fc882d63339c0c75154b03140274603924888", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0aad25f9620e9400966a418c670fc882d63339c0c75154b03140274603924888", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0aad25f9620e9400966a418c670fc882d63339c0c75154b03140274603924888", kill_on_drop: false }`
[INFO] [stdout] 0aad25f9620e9400966a418c670fc882d63339c0c75154b03140274603924888
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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] ecc125bc4a663c625d2dda11cc357acfc7909f88ab36e93f0777ba1568a6392e
[INFO] running `Command { std: "docker" "start" "-a" "ecc125bc4a663c625d2dda11cc357acfc7909f88ab36e93f0777ba1568a6392e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling generators v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `num1`
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn cal(num1:u8,num2:u8)->u8
[INFO] [stdout]   |            ^^^^ help: if this is intentional, prefix it with an underscore: `_num1`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num2`
[INFO] [stdout]  --> src/lib.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn cal(num1:u8,num2:u8)->u8
[INFO] [stdout]   |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_num2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "ecc125bc4a663c625d2dda11cc357acfc7909f88ab36e93f0777ba1568a6392e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecc125bc4a663c625d2dda11cc357acfc7909f88ab36e93f0777ba1568a6392e", kill_on_drop: false }`
[INFO] [stdout] ecc125bc4a663c625d2dda11cc357acfc7909f88ab36e93f0777ba1568a6392e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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] 884dc475061afe0d99b5d48c9a4621048ed90cfea024aefa7f3799f8083b330f
[INFO] running `Command { std: "docker" "start" "-a" "884dc475061afe0d99b5d48c9a4621048ed90cfea024aefa7f3799f8083b330f", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `num1`
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn cal(num1:u8,num2:u8)->u8
[INFO] [stdout]   |            ^^^^ help: if this is intentional, prefix it with an underscore: `_num1`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling generators v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `num2`
[INFO] [stdout]  --> src/lib.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn cal(num1:u8,num2:u8)->u8
[INFO] [stdout]   |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_num2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num1`
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn cal(num1:u8,num2:u8)->u8
[INFO] [stdout]   |            ^^^^ help: if this is intentional, prefix it with an underscore: `_num1`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num2`
[INFO] [stdout]  --> src/lib.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn cal(num1:u8,num2:u8)->u8
[INFO] [stdout]   |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_num2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "884dc475061afe0d99b5d48c9a4621048ed90cfea024aefa7f3799f8083b330f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "884dc475061afe0d99b5d48c9a4621048ed90cfea024aefa7f3799f8083b330f", kill_on_drop: false }`
[INFO] [stdout] 884dc475061afe0d99b5d48c9a4621048ed90cfea024aefa7f3799f8083b330f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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] f41fda209ef5f3619eacd0968585dec6618e5263a0ec6e8187d762cd768f16b8
[INFO] running `Command { std: "docker" "start" "-a" "f41fda209ef5f3619eacd0968585dec6618e5263a0ec6e8187d762cd768f16b8", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `num1`
[INFO] [stderr]  --> src/lib.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn cal(num1:u8,num2:u8)->u8
[INFO] [stderr]   |            ^^^^ help: if this is intentional, prefix it with an underscore: `_num1`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `num2`
[INFO] [stderr]  --> src/lib.rs:1:20
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn cal(num1:u8,num2:u8)->u8
[INFO] [stderr]   |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_num2`
[INFO] [stderr] 
[INFO] [stderr] warning: `generators` (lib) generated 2 warnings
[INFO] [stderr] warning: `generators` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/generators-542e9d0e2483ba4c)
[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] [stderr]    Doc-tests generators
[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" "f41fda209ef5f3619eacd0968585dec6618e5263a0ec6e8187d762cd768f16b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f41fda209ef5f3619eacd0968585dec6618e5263a0ec6e8187d762cd768f16b8", kill_on_drop: false }`
[INFO] [stdout] f41fda209ef5f3619eacd0968585dec6618e5263a0ec6e8187d762cd768f16b8