[INFO] fetching crate test-fuzz-dirs 0.1.0-alpha.4...
[INFO] testing test-fuzz-dirs-0.1.0-alpha.4 against 1.49.0 for beta-1.50-1
[INFO] extracting crate test-fuzz-dirs 0.1.0-alpha.4 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate test-fuzz-dirs 0.1.0-alpha.4 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate test-fuzz-dirs 0.1.0-alpha.4
[INFO] finished tweaking crates.io crate test-fuzz-dirs 0.1.0-alpha.4
[INFO] tweaked toml for crates.io crate test-fuzz-dirs 0.1.0-alpha.4 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] db76b1a6c9a48a1205df5d902062e48a2d1925bf2cb31f348b07542899e6ac13
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "db76b1a6c9a48a1205df5d902062e48a2d1925bf2cb31f348b07542899e6ac13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db76b1a6c9a48a1205df5d902062e48a2d1925bf2cb31f348b07542899e6ac13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db76b1a6c9a48a1205df5d902062e48a2d1925bf2cb31f348b07542899e6ac13", kill_on_drop: false }`
[INFO] [stdout] db76b1a6c9a48a1205df5d902062e48a2d1925bf2cb31f348b07542899e6ac13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 46f7daf2f65498c6ab3cd6ccc37424c22f559a5b3f5e4c69c51c6ee4328b84b2
[INFO] running `Command { std: "docker" "start" "-a" "46f7daf2f65498c6ab3cd6ccc37424c22f559a5b3f5e4c69c51c6ee4328b84b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling semver-parser v0.10.0
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling cargo_metadata v0.12.1
[INFO] [stderr]    Compiling test-fuzz-dirs v0.1.0-alpha.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.42s
[INFO] running `Command { std: "docker" "inspect" "46f7daf2f65498c6ab3cd6ccc37424c22f559a5b3f5e4c69c51c6ee4328b84b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46f7daf2f65498c6ab3cd6ccc37424c22f559a5b3f5e4c69c51c6ee4328b84b2", kill_on_drop: false }`
[INFO] [stdout] 46f7daf2f65498c6ab3cd6ccc37424c22f559a5b3f5e4c69c51c6ee4328b84b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5061aaf83a28af464215b46877add26f99dfd443d8b7b2205dd4c21a705ee4d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b5061aaf83a28af464215b46877add26f99dfd443d8b7b2205dd4c21a705ee4d", kill_on_drop: false }`
[INFO] [stderr]    Compiling test-fuzz-dirs v0.1.0-alpha.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "b5061aaf83a28af464215b46877add26f99dfd443d8b7b2205dd4c21a705ee4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5061aaf83a28af464215b46877add26f99dfd443d8b7b2205dd4c21a705ee4d", kill_on_drop: false }`
[INFO] [stdout] b5061aaf83a28af464215b46877add26f99dfd443d8b7b2205dd4c21a705ee4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ba0c04ead0956dcd839b5c13c96468850bbbc634a43203e55042835ccf7dd4d5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ba0c04ead0956dcd839b5c13c96468850bbbc634a43203e55042835ccf7dd4d5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test_fuzz_dirs-915c810337fbe5f3
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests test-fuzz-dirs
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ba0c04ead0956dcd839b5c13c96468850bbbc634a43203e55042835ccf7dd4d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba0c04ead0956dcd839b5c13c96468850bbbc634a43203e55042835ccf7dd4d5", kill_on_drop: false }`
[INFO] [stdout] ba0c04ead0956dcd839b5c13c96468850bbbc634a43203e55042835ccf7dd4d5