[INFO] fetching crate iron_json 1.0.0...
[INFO] checking iron_json-1.0.0 against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819
[INFO] extracting crate iron_json 1.0.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate iron_json 1.0.0 on toolchain 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate iron_json 1.0.0
[INFO] finished tweaking crates.io crate iron_json 1.0.0
[INFO] tweaked toml for crates.io crate iron_json 1.0.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bde35a93ca81b2d89bde621e1e70f9873459f1e1cb33e9190c4f83d0159bed6a
[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" "bde35a93ca81b2d89bde621e1e70f9873459f1e1cb33e9190c4f83d0159bed6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bde35a93ca81b2d89bde621e1e70f9873459f1e1cb33e9190c4f83d0159bed6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bde35a93ca81b2d89bde621e1e70f9873459f1e1cb33e9190c4f83d0159bed6a", kill_on_drop: false }`
[INFO] [stdout] bde35a93ca81b2d89bde621e1e70f9873459f1e1cb33e9190c4f83d0159bed6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bdf73815c71438eaa5c65dfa07a27b20d0579a9ce6edd50f05698914b3e2e39d
[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" "bdf73815c71438eaa5c65dfa07a27b20d0579a9ce6edd50f05698914b3e2e39d", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking itoa v0.1.1
[INFO] [stderr]     Checking dtoa v0.2.2
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]     Checking json v0.11.15
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking error v0.1.9
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking plugin v0.2.6
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking serde_json v0.8.6
[INFO] [stderr]     Checking conduit-mime-types v0.7.3
[INFO] [stderr]     Checking iron v0.5.1
[INFO] [stderr]     Checking persistent v0.3.0
[INFO] [stderr]     Checking bodyparser v0.5.0
[INFO] [stderr]     Checking iron_json v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.74s
[INFO] running `Command { std: "docker" "inspect" "bdf73815c71438eaa5c65dfa07a27b20d0579a9ce6edd50f05698914b3e2e39d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdf73815c71438eaa5c65dfa07a27b20d0579a9ce6edd50f05698914b3e2e39d", kill_on_drop: false }`
[INFO] [stdout] bdf73815c71438eaa5c65dfa07a27b20d0579a9ce6edd50f05698914b3e2e39d