[INFO] updating cached repository https://github.com/ClarkWalker/rust_wasm_yew_demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3a38721892dabe6687fcde7fd4454adad5864913
[INFO] checking ClarkWalker/rust_wasm_yew_demo against master#1557fb031b272b4c5bfcc7de5df7eddc7b36a584 for pr-73166
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FClarkWalker%2Frust_wasm_yew_demo" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ClarkWalker/rust_wasm_yew_demo on toolchain 1557fb031b272b4c5bfcc7de5df7eddc7b36a584
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ClarkWalker/rust_wasm_yew_demo
[INFO] finished tweaking git repo https://github.com/ClarkWalker/rust_wasm_yew_demo
[INFO] tweaked toml for git repo https://github.com/ClarkWalker/rust_wasm_yew_demo written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/ClarkWalker/rust_wasm_yew_demo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8482ea3e8f700eda3b5e1c5edf707663a302d78477397f40fc8612718c36bd41
[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" "8482ea3e8f700eda3b5e1c5edf707663a302d78477397f40fc8612718c36bd41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8482ea3e8f700eda3b5e1c5edf707663a302d78477397f40fc8612718c36bd41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8482ea3e8f700eda3b5e1c5edf707663a302d78477397f40fc8612718c36bd41", kill_on_drop: false }`
[INFO] [stdout] 8482ea3e8f700eda3b5e1c5edf707663a302d78477397f40fc8612718c36bd41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4e7be033dc34d7908c91dfe6259d087ac3773588cc56dea9b7ca711e86e5c3d
[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" "b4e7be033dc34d7908c91dfe6259d087ac3773588cc56dea9b7ca711e86e5c3d", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling serde v1.0.82
[INFO] [stderr]    Compiling cc v1.0.27
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling stdweb-internal-runtime v0.1.3
[INFO] [stderr]     Checking rustc-demangle v0.1.11
[INFO] [stderr]    Compiling base-x v0.2.3
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]     Checking bytes v0.4.11
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking http v0.1.14
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.23
[INFO] [stderr]    Compiling backtrace-sys v0.1.26
[INFO] [stderr]    Compiling stdweb v0.4.12
[INFO] [stderr]     Checking backtrace v0.3.13
[INFO] [stderr]     Checking serde_json v1.0.33
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.82
[INFO] [stderr]    Compiling failure_derive v0.1.3
[INFO] [stderr]     Checking failure v0.1.3
[INFO] [stderr]    Compiling stdweb-internal-macros v0.2.4
[INFO] [stderr]    Compiling stdweb-derive v0.5.1
[INFO] [stderr]     Checking yew v0.4.0
[INFO] [stderr]     Checking _2018_12_19_wasm_demo_02 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 39s
[INFO] running `Command { std: "docker" "inspect" "b4e7be033dc34d7908c91dfe6259d087ac3773588cc56dea9b7ca711e86e5c3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4e7be033dc34d7908c91dfe6259d087ac3773588cc56dea9b7ca711e86e5c3d", kill_on_drop: false }`
[INFO] [stdout] b4e7be033dc34d7908c91dfe6259d087ac3773588cc56dea9b7ca711e86e5c3d