[INFO] cloning repository https://github.com/wfraser/wasm-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wfraser/wasm-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwfraser%2Fwasm-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwfraser%2Fwasm-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3e07c12195ab982d4f3a291b4484df83f04735ba
[INFO] checking wfraser/wasm-rs against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwfraser%2Fwasm-rs" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wfraser/wasm-rs on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wfraser/wasm-rs
[INFO] finished tweaking git repo https://github.com/wfraser/wasm-rs
[INFO] tweaked toml for git repo https://github.com/wfraser/wasm-rs written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/wfraser/wasm-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded env_logger v0.5.12
[INFO] [stderr]   Downloaded regex v1.0.2
[INFO] [stderr]   Downloaded stderrlog v0.4.0
[INFO] [stderr]   Downloaded leb128 v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4a645dd94349c031584f0d81134412b250e361f47b76386f344ca86ae37c660f
[INFO] running `Command { std: "docker" "start" "-a" "4a645dd94349c031584f0d81134412b250e361f47b76386f344ca86ae37c660f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a645dd94349c031584f0d81134412b250e361f47b76386f344ca86ae37c660f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a645dd94349c031584f0d81134412b250e361f47b76386f344ca86ae37c660f", kill_on_drop: false }`
[INFO] [stdout] 4a645dd94349c031584f0d81134412b250e361f47b76386f344ca86ae37c660f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c251c4624c0c77706968a47d9774c2adfd121f6fc47afbf79006a9c11ca82ac
[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" "0c251c4624c0c77706968a47d9774c2adfd121f6fc47afbf79006a9c11ca82ac", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.40
[INFO] [stderr]     Checking cfg-if v0.1.3
[INFO] [stderr]     Checking leb128 v0.2.3
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]     Checking termcolor v1.0.4
[INFO] [stderr]     Checking termcolor v0.3.6
[INFO] [stderr]     Checking num-traits v0.2.4
[INFO] [stderr]     Checking humantime v1.1.1
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking regex-syntax v0.6.2
[INFO] [stderr]     Checking memchr v2.0.2
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking aho-corasick v0.6.8
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking num-integer v0.1.38
[INFO] [stderr]     Checking chrono v0.4.2
[INFO] [stderr]     Checking stderrlog v0.4.0
[INFO] [stderr]    Compiling enum-primitive-derive v0.1.2
[INFO] [stderr]     Checking regex v1.0.2
[INFO] [stderr]     Checking wasm-binary v0.1.0 (/opt/rustwide/workdir/wasm-binary)
[INFO] [stderr]     Checking env_logger v0.5.12
[INFO] [stderr]     Checking wasm-interp v0.1.0 (/opt/rustwide/workdir/wasm-interp)
[INFO] [stderr]     Checking demo v0.1.0 (/opt/rustwide/workdir/demo)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.28s
[INFO] running `Command { std: "docker" "inspect" "0c251c4624c0c77706968a47d9774c2adfd121f6fc47afbf79006a9c11ca82ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c251c4624c0c77706968a47d9774c2adfd121f6fc47afbf79006a9c11ca82ac", kill_on_drop: false }`
[INFO] [stdout] 0c251c4624c0c77706968a47d9774c2adfd121f6fc47afbf79006a9c11ca82ac