[INFO] cloning repository https://github.com/WaDelma/specs_example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/WaDelma/specs_example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWaDelma%2Fspecs_example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWaDelma%2Fspecs_example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 39bdb2e36aa4e4142ed75d0722b9c5ca762b9399
[INFO] checking WaDelma/specs_example against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWaDelma%2Fspecs_example" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/WaDelma/specs_example on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/WaDelma/specs_example
[INFO] finished tweaking git repo https://github.com/WaDelma/specs_example
[INFO] tweaked toml for git repo https://github.com/WaDelma/specs_example written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/WaDelma/specs_example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded arrayvec v0.3.25
[INFO] [stderr]   Downloaded either v1.4.0
[INFO] [stderr]   Downloaded odds v0.2.26
[INFO] [stderr]   Downloaded shred-derive v0.3.0
[INFO] [stderr]   Downloaded crossbeam v0.3.2
[INFO] [stderr]   Downloaded pulse v0.5.3
[INFO] [stderr]   Downloaded hibitset v0.3.2
[INFO] [stderr]   Downloaded tuple_utils v0.2.0
[INFO] [stderr]   Downloaded rayon v0.8.2
[INFO] [stderr]   Downloaded syn v0.10.8
[INFO] [stderr]   Downloaded shred v0.5.2
[INFO] [stderr]   Downloaded derivative v1.0.0
[INFO] [stderr]   Downloaded specs v0.10.0
[INFO] [stderr]   Downloaded itertools v0.5.10
[INFO] [stderr]   Downloaded atom v0.3.4
[INFO] [stderr]   Downloaded specs-derive v0.1.0
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 38c428dd9ecdc2bab2f1e7dd266cb2cfc107c6de16b7275335ab3cd82a0d0e9d
[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" "38c428dd9ecdc2bab2f1e7dd266cb2cfc107c6de16b7275335ab3cd82a0d0e9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38c428dd9ecdc2bab2f1e7dd266cb2cfc107c6de16b7275335ab3cd82a0d0e9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38c428dd9ecdc2bab2f1e7dd266cb2cfc107c6de16b7275335ab3cd82a0d0e9d", kill_on_drop: false }`
[INFO] [stdout] 38c428dd9ecdc2bab2f1e7dd266cb2cfc107c6de16b7275335ab3cd82a0d0e9d
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 751fee2a3acf161cd20d27967e45b4f6d26cffe0a8bc2fe86c27c6f15f77aff1
[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" "751fee2a3acf161cd20d27967e45b4f6d26cffe0a8bc2fe86c27c6f15f77aff1", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.39
[INFO] [stderr]     Checking lazy_static v1.0.0
[INFO] [stderr]     Checking atom v0.3.4
[INFO] [stderr]    Compiling either v1.4.0
[INFO] [stderr]     Checking smallvec v0.4.4
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking crossbeam v0.3.2
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]    Compiling syn v0.10.8
[INFO] [stderr]    Compiling shred-derive v0.3.0
[INFO] [stderr]    Compiling specs-derive v0.1.0
[INFO] [stderr]    Compiling itertools v0.5.10
[INFO] [stderr]     Checking crossbeam-epoch v0.3.0
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking time v0.1.39
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking pulse v0.5.3
[INFO] [stderr]     Checking rayon-core v1.4.0
[INFO] [stderr]     Checking rayon v0.8.2
[INFO] [stderr]     Checking hibitset v0.3.2
[INFO] [stderr]     Checking shred v0.5.2
[INFO] [stderr]    Compiling derivative v1.0.0
[INFO] [stderr]     Checking specs v0.10.0
[INFO] [stderr]     Checking specs_example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.88s
[INFO] running `Command { std: "docker" "inspect" "751fee2a3acf161cd20d27967e45b4f6d26cffe0a8bc2fe86c27c6f15f77aff1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "751fee2a3acf161cd20d27967e45b4f6d26cffe0a8bc2fe86c27c6f15f77aff1", kill_on_drop: false }`
[INFO] [stdout] 751fee2a3acf161cd20d27967e45b4f6d26cffe0a8bc2fe86c27c6f15f77aff1