[INFO] fetching crate big-o-test 0.2.6...
[INFO] checking big-o-test-0.2.6 against master#e59540968e0c6fc3c37d92a639b83fc8fcee5e81 for pr-114559
[INFO] extracting crate big-o-test 0.2.6 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate big-o-test 0.2.6 on toolchain e59540968e0c6fc3c37d92a639b83fc8fcee5e81
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate big-o-test 0.2.6
[INFO] finished tweaking crates.io crate big-o-test 0.2.6
[INFO] tweaked toml for crates.io crate big-o-test 0.2.6 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serial_test_derive v0.8.0
[INFO] [stderr]   Downloaded serial_test v0.8.0
[INFO] [stderr]   Downloaded spin_sleep v1.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07e87e8ff815d6876630e7d15194b94457fd2ac3a741304fc978876d02a86b32
[INFO] running `Command { std: "docker" "start" "-a" "07e87e8ff815d6876630e7d15194b94457fd2ac3a741304fc978876d02a86b32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07e87e8ff815d6876630e7d15194b94457fd2ac3a741304fc978876d02a86b32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07e87e8ff815d6876630e7d15194b94457fd2ac3a741304fc978876d02a86b32", kill_on_drop: false }`
[INFO] [stdout] 07e87e8ff815d6876630e7d15194b94457fd2ac3a741304fc978876d02a86b32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 54e3ba13ec2c7d47b761bd7816dcf983e113ae6a7c849b9ec71afce60839e297
[INFO] running `Command { std: "docker" "start" "-a" "54e3ba13ec2c7d47b761bd7816dcf983e113ae6a7c849b9ec71afce60839e297", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]     Checking crossbeam-epoch v0.9.15
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking parking_lot_core v0.9.8
[INFO] [stderr]     Checking spin_sleep v1.1.1
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking crossbeam v0.8.2
[INFO] [stderr]     Checking big-o-test v0.2.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `max_retry_attempts`
[INFO] [stdout]   --> src/runners/standard.rs:32:74
[INFO] [stdout]    |
[INFO] [stdout] 32 |                      (test_name:                &str,                    max_retry_attempts:        u32,
[INFO] [stdout]    |                                                                          ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_retry_attempts`
[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]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]    Compiling serial_test_derive v0.8.0
[INFO] [stderr]    Compiling ctor v0.1.26
[INFO] [stderr]     Checking serial_test v0.8.0
[INFO] [stdout] warning: unused variable: `max_retry_attempts`
[INFO] [stdout]   --> src/runners/standard.rs:32:74
[INFO] [stdout]    |
[INFO] [stdout] 32 |                      (test_name:                &str,                    max_retry_attempts:        u32,
[INFO] [stdout]    |                                                                          ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_retry_attempts`
[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 dev [unoptimized + debuginfo] target(s) in 3.32s
[INFO] running `Command { std: "docker" "inspect" "54e3ba13ec2c7d47b761bd7816dcf983e113ae6a7c849b9ec71afce60839e297", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54e3ba13ec2c7d47b761bd7816dcf983e113ae6a7c849b9ec71afce60839e297", kill_on_drop: false }`
[INFO] [stdout] 54e3ba13ec2c7d47b761bd7816dcf983e113ae6a7c849b9ec71afce60839e297
