[INFO] cloning repository https://github.com/madcat-st/rust-bigint-fib
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/madcat-st/rust-bigint-fib" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmadcat-st%2Frust-bigint-fib", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmadcat-st%2Frust-bigint-fib'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c2f757895f42cff891e7e8968fcf6824207746ac
[INFO] building madcat-st/rust-bigint-fib against master#461e8078010433ff7de2db2aaae8a3cfb0847215 for pr-94962
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmadcat-st%2Frust-bigint-fib" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/madcat-st/rust-bigint-fib on toolchain 461e8078010433ff7de2db2aaae8a3cfb0847215
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/madcat-st/rust-bigint-fib
[INFO] finished tweaking git repo https://github.com/madcat-st/rust-bigint-fib
[INFO] tweaked toml for git repo https://github.com/madcat-st/rust-bigint-fib written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/madcat-st/rust-bigint-fib already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0463ec9933c3b4dca37a140491bbd6c67133f1956f48222c68fad1359d95fdea
[INFO] running `Command { std: "docker" "start" "-a" "0463ec9933c3b4dca37a140491bbd6c67133f1956f48222c68fad1359d95fdea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0463ec9933c3b4dca37a140491bbd6c67133f1956f48222c68fad1359d95fdea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0463ec9933c3b4dca37a140491bbd6c67133f1956f48222c68fad1359d95fdea", kill_on_drop: false }`
[INFO] [stdout] 0463ec9933c3b4dca37a140491bbd6c67133f1956f48222c68fad1359d95fdea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8879a2e1035c06029ce6e6dd1eb678c4b8745ed569251cd68107cdc514b7ad3
[INFO] running `Command { std: "docker" "start" "-a" "e8879a2e1035c06029ce6e6dd1eb678c4b8745ed569251cd68107cdc514b7ad3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling fib_long v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `fib`
[INFO] [stdout]   --> src/main.rs:26:4
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn fib(n: u32, memo: &mut Vec<u64>) ->  u64 {
[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 5.79s
[INFO] running `Command { std: "docker" "inspect" "e8879a2e1035c06029ce6e6dd1eb678c4b8745ed569251cd68107cdc514b7ad3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8879a2e1035c06029ce6e6dd1eb678c4b8745ed569251cd68107cdc514b7ad3", kill_on_drop: false }`
[INFO] [stdout] e8879a2e1035c06029ce6e6dd1eb678c4b8745ed569251cd68107cdc514b7ad3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e7688e6e30d94ce24e8949832713148e5203954a9aa61129abe85447758800b
[INFO] running `Command { std: "docker" "start" "-a" "3e7688e6e30d94ce24e8949832713148e5203954a9aa61129abe85447758800b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling fib_long v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `fib`
[INFO] [stdout]   --> src/main.rs:26:4
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn fib(n: u32, memo: &mut Vec<u64>) ->  u64 {
[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 test [unoptimized + debuginfo] target(s) in 0.27s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/fib_long-ef84276ee7c1ae60)
[INFO] running `Command { std: "docker" "inspect" "3e7688e6e30d94ce24e8949832713148e5203954a9aa61129abe85447758800b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e7688e6e30d94ce24e8949832713148e5203954a9aa61129abe85447758800b", kill_on_drop: false }`
[INFO] [stdout] 3e7688e6e30d94ce24e8949832713148e5203954a9aa61129abe85447758800b