[INFO] fetching crate test-fuzz-runtime 0.1.0-alpha.3...
[INFO] checking test-fuzz-runtime-0.1.0-alpha.3 against try#575650af7d7ca88602df28e39d27bf3e456c306e for pr-80579
[INFO] extracting crate test-fuzz-runtime 0.1.0-alpha.3 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate test-fuzz-runtime 0.1.0-alpha.3 on toolchain 575650af7d7ca88602df28e39d27bf3e456c306e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate test-fuzz-runtime 0.1.0-alpha.3
[INFO] finished tweaking crates.io crate test-fuzz-runtime 0.1.0-alpha.3
[INFO] tweaked toml for crates.io crate test-fuzz-runtime 0.1.0-alpha.3 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded test-fuzz-dirs v0.1.0-alpha.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+575650af7d7ca88602df28e39d27bf3e456c306e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d794179302e2ddebf2d7b56177b0f4a606541c2278beb1e2e8638dd26915c68
[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" "3d794179302e2ddebf2d7b56177b0f4a606541c2278beb1e2e8638dd26915c68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d794179302e2ddebf2d7b56177b0f4a606541c2278beb1e2e8638dd26915c68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d794179302e2ddebf2d7b56177b0f4a606541c2278beb1e2e8638dd26915c68", kill_on_drop: false }`
[INFO] [stdout] 3d794179302e2ddebf2d7b56177b0f4a606541c2278beb1e2e8638dd26915c68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "check" "--frozen" "--all" "--all-targets" "--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] 94c804ba9cb64729a24529989d5813fc12d1cee9a4d719ae2df8355c8f0ac93a
[INFO] running `Command { std: "docker" "start" "-a" "94c804ba9cb64729a24529989d5813fc12d1cee9a4d719ae2df8355c8f0ac93a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking half v1.6.0
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking semver-parser v0.10.0
[INFO] [stderr]     Checking semver v0.11.0
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking cargo_metadata v0.12.1
[INFO] [stderr]     Checking test-fuzz-dirs v0.1.0-alpha.4
[INFO] [stderr]     Checking test-fuzz-runtime v0.1.0-alpha.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.72s
[INFO] running `Command { std: "docker" "inspect" "94c804ba9cb64729a24529989d5813fc12d1cee9a4d719ae2df8355c8f0ac93a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94c804ba9cb64729a24529989d5813fc12d1cee9a4d719ae2df8355c8f0ac93a", kill_on_drop: false }`
[INFO] [stdout] 94c804ba9cb64729a24529989d5813fc12d1cee9a4d719ae2df8355c8f0ac93a