[INFO] cloning repository https://github.com/leod/exponentially_slow_compile
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/leod/exponentially_slow_compile" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleod%2Fexponentially_slow_compile", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleod%2Fexponentially_slow_compile'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ee4d8e5c9c25acb9b2d4fe8f7be03edee82a62b1
[INFO] testing leod/exponentially_slow_compile against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleod%2Fexponentially_slow_compile" "/workspace/builds/worker-21/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-21/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/leod/exponentially_slow_compile 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/leod/exponentially_slow_compile
[INFO] finished tweaking git repo https://github.com/leod/exponentially_slow_compile
[INFO] tweaked toml for git repo https://github.com/leod/exponentially_slow_compile written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] crate git repo https://github.com/leod/exponentially_slow_compile 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-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 834fdd56176edeebe971f978ed831eae236d239066095ef5e2f220febe122acc
[INFO] running `Command { std: "docker" "start" "-a" "834fdd56176edeebe971f978ed831eae236d239066095ef5e2f220febe122acc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "834fdd56176edeebe971f978ed831eae236d239066095ef5e2f220febe122acc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "834fdd56176edeebe971f978ed831eae236d239066095ef5e2f220febe122acc", kill_on_drop: false }`
[INFO] [stdout] 834fdd56176edeebe971f978ed831eae236d239066095ef5e2f220febe122acc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] ed2d822b129b2aa1e1e850adeac2b0b00004eb925a378c0b82f20abfaacec743
[INFO] running `Command { std: "docker" "start" "-a" "ed2d822b129b2aa1e1e850adeac2b0b00004eb925a378c0b82f20abfaacec743", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling exponentially_slow_compile v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.41s
[INFO] running `Command { std: "docker" "inspect" "ed2d822b129b2aa1e1e850adeac2b0b00004eb925a378c0b82f20abfaacec743", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed2d822b129b2aa1e1e850adeac2b0b00004eb925a378c0b82f20abfaacec743", kill_on_drop: false }`
[INFO] [stdout] ed2d822b129b2aa1e1e850adeac2b0b00004eb925a378c0b82f20abfaacec743
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] e9256bb7558ea35566f3b03236aba982607f1a2a41edd7988fab3a2f0f5d1a04
[INFO] running `Command { std: "docker" "start" "-a" "e9256bb7558ea35566f3b03236aba982607f1a2a41edd7988fab3a2f0f5d1a04", kill_on_drop: false }`
[INFO] [stderr]    Compiling exponentially_slow_compile v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "e9256bb7558ea35566f3b03236aba982607f1a2a41edd7988fab3a2f0f5d1a04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9256bb7558ea35566f3b03236aba982607f1a2a41edd7988fab3a2f0f5d1a04", kill_on_drop: false }`
[INFO] [stdout] e9256bb7558ea35566f3b03236aba982607f1a2a41edd7988fab3a2f0f5d1a04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 3c41e25318ffa366e0256509d04d51ef5a109bfae6a422e57714b1c406d6b532
[INFO] running `Command { std: "docker" "start" "-a" "3c41e25318ffa366e0256509d04d51ef5a109bfae6a422e57714b1c406d6b532", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/exponentially_slow_compile-a3d1acecc7edc4cb)
[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" "3c41e25318ffa366e0256509d04d51ef5a109bfae6a422e57714b1c406d6b532", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c41e25318ffa366e0256509d04d51ef5a109bfae6a422e57714b1c406d6b532", kill_on_drop: false }`
[INFO] [stdout] 3c41e25318ffa366e0256509d04d51ef5a109bfae6a422e57714b1c406d6b532