[INFO] cloning repository https://github.com/fabianschuiki/bender
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fabianschuiki/bender" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffabianschuiki%2Fbender", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffabianschuiki%2Fbender'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1f6c65aeb406514deda8ef944aec8011ed031a64
[INFO] checking fabianschuiki/bender against try#b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f for pr-76104
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffabianschuiki%2Fbender" "/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/fabianschuiki/bender on toolchain b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fabianschuiki/bender
[INFO] finished tweaking git repo https://github.com/fabianschuiki/bender
[INFO] tweaked toml for git repo https://github.com/fabianschuiki/bender written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/fabianschuiki/bender already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_yaml v0.7.3
[INFO] [stderr]   Downloaded pathdiff v0.1.0
[INFO] [stderr]   Downloaded linked-hash-map v0.5.0
[INFO] [stderr]   Downloaded futures v0.1.18
[INFO] [stderr]   Downloaded rand v0.4.3
[INFO] [stderr]   Downloaded redox_users v0.2.0
[INFO] [stderr]   Downloaded serde v1.0.27
[INFO] [stderr]   Downloaded net2 v0.2.31
[INFO] [stderr]   Downloaded synstructure v0.10.1
[INFO] [stderr]   Downloaded constant_time_eq v0.1.3
[INFO] [stderr]   Downloaded num-traits v0.1.42
[INFO] [stderr]   Downloaded digest v0.7.2
[INFO] [stderr]   Downloaded ansi_term v0.10.2
[INFO] [stderr]   Downloaded crypto-mac v0.5.2
[INFO] [stderr]   Downloaded typenum v1.9.0
[INFO] [stderr]   Downloaded backtrace v0.3.12
[INFO] [stderr]   Downloaded serde_derive v1.0.27
[INFO] [stderr]   Downloaded strsim v0.6.0
[INFO] [stderr]   Downloaded syn v0.15.24
[INFO] [stderr]   Downloaded clap v2.29.2
[INFO] [stderr]   Downloaded mio-named-pipes v0.1.6
[INFO] [stderr]   Downloaded typed-arena v1.3.0
[INFO] [stderr]   Downloaded argon2rs v0.2.5
[INFO] [stderr]   Downloaded atty v0.2.6
[INFO] [stderr]   Downloaded serde_derive_internals v0.19.0
[INFO] [stderr]   Downloaded itertools v0.8.0
[INFO] [stderr]   Downloaded blake2-rfc v0.2.18
[INFO] [stderr]   Downloaded rustc-demangle v0.1.13
[INFO] [stderr]   Downloaded socket2 v0.3.1
[INFO] [stderr]   Downloaded tokio-signal v0.1.3
[INFO] [stderr]   Downloaded tokio-timer v0.1.2
[INFO] [stderr]   Downloaded mio v0.6.12
[INFO] [stderr]   Downloaded libc v0.2.46
[INFO] [stderr]   Downloaded tokio-process v0.1.5
[INFO] [stderr]   Downloaded miow v0.3.1
[INFO] [stderr]   Downloaded tokio-io v0.1.4
[INFO] [stderr]   Downloaded yaml-rust v0.4.0
[INFO] [stderr]   Downloaded either v1.5.1
[INFO] [stderr]   Downloaded dirs v1.0.4
[INFO] [stderr]   Downloaded serde_json v1.0.9
[INFO] [stderr]   Downloaded blake2 v0.7.0
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e0c49b84d68a106999ecc438f1f4dc96d2ab30b6a162a1f6afdd4f7e34ba65b
[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" "8e0c49b84d68a106999ecc438f1f4dc96d2ab30b6a162a1f6afdd4f7e34ba65b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e0c49b84d68a106999ecc438f1f4dc96d2ab30b6a162a1f6afdd4f7e34ba65b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e0c49b84d68a106999ecc438f1f4dc96d2ab30b6a162a1f6afdd4f7e34ba65b", kill_on_drop: false }`
[INFO] [stdout] 8e0c49b84d68a106999ecc438f1f4dc96d2ab30b6a162a1f6afdd4f7e34ba65b
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f0756d07f2a239df193a703ec2bd9d6deb22d09a5bfd86b2f892bf63348eb33
[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" "1f0756d07f2a239df193a703ec2bd9d6deb22d09a5bfd86b2f892bf63348eb33", kill_on_drop: false }`
[INFO] [stderr]     Checking futures v0.1.18
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking scoped-tls v0.1.0
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking num-traits v0.1.42
[INFO] [stderr]     Checking serde v1.0.27
[INFO] [stderr]     Checking constant_time_eq v0.1.3
[INFO] [stderr]     Checking ansi_term v0.10.2
[INFO] [stderr]     Checking either v1.5.1
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]     Checking net2 v0.2.31
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking atty v0.2.6
[INFO] [stderr]     Checking dirs v1.0.4
[INFO] [stderr]     Checking bytes v0.4.6
[INFO] [stderr]     Checking generic-array v0.9.0
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]     Checking clap v2.29.2
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking mio v0.6.12
[INFO] [stderr]     Checking digest v0.7.2
[INFO] [stderr]     Checking crypto-mac v0.5.2
[INFO] [stderr]     Checking blake2 v0.7.0
[INFO] [stderr]     Checking mio-uds v0.6.4
[INFO] [stderr]     Checking tokio-io v0.1.4
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking tokio-timer v0.1.2
[INFO] [stderr]    Compiling serde_derive_internals v0.19.0
[INFO] [stderr]     Checking tokio-core v0.1.12
[INFO] [stderr]    Compiling serde_derive v1.0.27
[INFO] [stderr]     Checking tokio-signal v0.1.3
[INFO] [stderr]     Checking tokio-process v0.1.5
[INFO] [stderr]     Checking serde_yaml v0.7.3
[INFO] [stderr]     Checking serde_json v1.0.9
[INFO] [stderr]     Checking bender v0.20.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.86s
[INFO] running `Command { std: "docker" "inspect" "1f0756d07f2a239df193a703ec2bd9d6deb22d09a5bfd86b2f892bf63348eb33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f0756d07f2a239df193a703ec2bd9d6deb22d09a5bfd86b2f892bf63348eb33", kill_on_drop: false }`
[INFO] [stdout] 1f0756d07f2a239df193a703ec2bd9d6deb22d09a5bfd86b2f892bf63348eb33