[INFO] crate cargo-fuzzcheck 0.6.0 is already in cache
[INFO] building cargo-fuzzcheck-0.6.0 against master#ff34b919075f35a1787659e9c448a34b06bab8de for issue-85264
[INFO] extracting crate cargo-fuzzcheck 0.6.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate cargo-fuzzcheck 0.6.0 on toolchain ff34b919075f35a1787659e9c448a34b06bab8de
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-fuzzcheck 0.6.0
[INFO] finished tweaking crates.io crate cargo-fuzzcheck 0.6.0
[INFO] tweaked toml for crates.io crate cargo-fuzzcheck 0.6.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate cargo-fuzzcheck 0.6.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ed2c96d749643965c5aa3594cf68ebb70a92774edc5afaf4f3c395db2b32a625
[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" "ed2c96d749643965c5aa3594cf68ebb70a92774edc5afaf4f3c395db2b32a625", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed2c96d749643965c5aa3594cf68ebb70a92774edc5afaf4f3c395db2b32a625", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed2c96d749643965c5aa3594cf68ebb70a92774edc5afaf4f3c395db2b32a625", kill_on_drop: false }`
[INFO] [stdout] ed2c96d749643965c5aa3594cf68ebb70a92774edc5afaf4f3c395db2b32a625
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d843c6a4e24273bfd4db548111bbbff825ca510ceba85610c1a0c5f9313c5371
[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" "d843c6a4e24273bfd4db548111bbbff825ca510ceba85610c1a0c5f9313c5371", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling cargo-fuzzcheck v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling fuzzcheck_common v0.6.0
[INFO] [stderr]    Compiling decent-synquote-alternative v0.3.0
[INFO] [stderr]    Compiling decent-serde-toml-derive-alternative v0.3.0
[INFO] [stderr]    Compiling decent-toml-rs-alternative v0.3.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.01s
[INFO] running `Command { std: "docker" "inspect" "d843c6a4e24273bfd4db548111bbbff825ca510ceba85610c1a0c5f9313c5371", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d843c6a4e24273bfd4db548111bbbff825ca510ceba85610c1a0c5f9313c5371", kill_on_drop: false }`
[INFO] [stdout] d843c6a4e24273bfd4db548111bbbff825ca510ceba85610c1a0c5f9313c5371
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d3107b634d61eb9dda4c3527f331c2523132f674b587a30c909e96521b69cb4
[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" "1d3107b634d61eb9dda4c3527f331c2523132f674b587a30c909e96521b69cb4", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo-fuzzcheck v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "1d3107b634d61eb9dda4c3527f331c2523132f674b587a30c909e96521b69cb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d3107b634d61eb9dda4c3527f331c2523132f674b587a30c909e96521b69cb4", kill_on_drop: false }`
[INFO] [stdout] 1d3107b634d61eb9dda4c3527f331c2523132f674b587a30c909e96521b69cb4
