[INFO] cloning repository https://github.com/lengyijun/simple_comparision_with_for_and_iterator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lengyijun/simple_comparision_with_for_and_iterator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flengyijun%2Fsimple_comparision_with_for_and_iterator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flengyijun%2Fsimple_comparision_with_for_and_iterator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0a6738abc9df89684bd026d1ba885cae408e57aa
[INFO] testing lengyijun/simple_comparision_with_for_and_iterator against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flengyijun%2Fsimple_comparision_with_for_and_iterator" "/workspace/builds/worker-48/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-48/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lengyijun/simple_comparision_with_for_and_iterator 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/lengyijun/simple_comparision_with_for_and_iterator
[INFO] finished tweaking git repo https://github.com/lengyijun/simple_comparision_with_for_and_iterator
[INFO] tweaked toml for git repo https://github.com/lengyijun/simple_comparision_with_for_and_iterator written to /workspace/builds/worker-48/source/Cargo.toml
[INFO] crate git repo https://github.com/lengyijun/simple_comparision_with_for_and_iterator 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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] 91948b507b70b1fd5f6501224a6d9d97376cdb47cf2ff75f6fd9cc2792884a78
[INFO] running `Command { std: "docker" "start" "-a" "91948b507b70b1fd5f6501224a6d9d97376cdb47cf2ff75f6fd9cc2792884a78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91948b507b70b1fd5f6501224a6d9d97376cdb47cf2ff75f6fd9cc2792884a78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91948b507b70b1fd5f6501224a6d9d97376cdb47cf2ff75f6fd9cc2792884a78", kill_on_drop: false }`
[INFO] [stdout] 91948b507b70b1fd5f6501224a6d9d97376cdb47cf2ff75f6fd9cc2792884a78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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] abb7ab625970e118426fc83ab54ebad4adc4022e75eecbb97e1997672347bfbe
[INFO] running `Command { std: "docker" "start" "-a" "abb7ab625970e118426fc83ab54ebad4adc4022e75eecbb97e1997672347bfbe", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling jiting v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: static is never used: `N`
[INFO] [stdout]  --> src/main.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | static N: usize = 1000;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.81s
[INFO] running `Command { std: "docker" "inspect" "abb7ab625970e118426fc83ab54ebad4adc4022e75eecbb97e1997672347bfbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abb7ab625970e118426fc83ab54ebad4adc4022e75eecbb97e1997672347bfbe", kill_on_drop: false }`
[INFO] [stdout] abb7ab625970e118426fc83ab54ebad4adc4022e75eecbb97e1997672347bfbe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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] e51aa7b957007455eb227b5be72f244133df7ea70949f8dc9811771dd4ed89a2
[INFO] running `Command { std: "docker" "start" "-a" "e51aa7b957007455eb227b5be72f244133df7ea70949f8dc9811771dd4ed89a2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling jiting v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/main.rs:16:17
[INFO] [stdout]    |
[INFO] [stdout] 16 |             let a: Vec<usize> = (1..).take(N).collect();
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "e51aa7b957007455eb227b5be72f244133df7ea70949f8dc9811771dd4ed89a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e51aa7b957007455eb227b5be72f244133df7ea70949f8dc9811771dd4ed89a2", kill_on_drop: false }`
[INFO] [stdout] e51aa7b957007455eb227b5be72f244133df7ea70949f8dc9811771dd4ed89a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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] 00acf8e15e67c195c3d88eb61c8d9a1e52f5c4e0b4e5395b58adc7f4476fdaba
[INFO] running `Command { std: "docker" "start" "-a" "00acf8e15e67c195c3d88eb61c8d9a1e52f5c4e0b4e5395b58adc7f4476fdaba", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> src/main.rs:16:17
[INFO] [stderr]    |
[INFO] [stderr] 16 |             let a: Vec<usize> = (1..).take(N).collect();
[INFO] [stderr]    |                 ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `jiting` (bin "jiting" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.98s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/jiting-a1f1fd3eb77021b9)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::bench_use_for ... ok
[INFO] [stdout] test tests::bench_use_while ... ok
[INFO] [stdout] test tests::bench_use_iterator ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "00acf8e15e67c195c3d88eb61c8d9a1e52f5c4e0b4e5395b58adc7f4476fdaba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00acf8e15e67c195c3d88eb61c8d9a1e52f5c4e0b4e5395b58adc7f4476fdaba", kill_on_drop: false }`
[INFO] [stdout] 00acf8e15e67c195c3d88eb61c8d9a1e52f5c4e0b4e5395b58adc7f4476fdaba