[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#99a443d6903f71d521237d8acb5a3016b534d17b for pr-83354
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwfraser%2Fwasm-rs" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wfraser/wasm-rs on toolchain 99a443d6903f71d521237d8acb5a3016b534d17b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "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-13/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" "+99a443d6903f71d521237d8acb5a3016b534d17b" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded leb128 v0.2.3
[INFO] [stderr]   Downloaded stderrlog v0.4.0
[INFO] [stderr]   Downloaded env_logger v0.5.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "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] a4f02a34e39d82ca172fde7f0e850cd748d05b3f87d4a8080836e3e8694bae50
[INFO] running `Command { std: "docker" "start" "-a" "a4f02a34e39d82ca172fde7f0e850cd748d05b3f87d4a8080836e3e8694bae50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4f02a34e39d82ca172fde7f0e850cd748d05b3f87d4a8080836e3e8694bae50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4f02a34e39d82ca172fde7f0e850cd748d05b3f87d4a8080836e3e8694bae50", kill_on_drop: false }`
[INFO] [stdout] a4f02a34e39d82ca172fde7f0e850cd748d05b3f87d4a8080836e3e8694bae50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 601435f9269e7d29d87962f7922f38ae2b7e038e022c0947aca9fed44d484e7c
[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" "601435f9269e7d29d87962f7922f38ae2b7e038e022c0947aca9fed44d484e7c", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking leb128 v0.2.3
[INFO] [stderr]    Compiling num-integer v0.1.38
[INFO] [stderr]     Checking utf8-ranges v1.0.1
[INFO] [stderr]     Checking memchr v2.0.2
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]    Compiling num-traits v0.2.4
[INFO] [stderr]     Checking regex-syntax v0.6.2
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking aho-corasick v0.6.8
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]    Compiling syn v0.11.11
[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 11.53s
[INFO] running `Command { std: "docker" "inspect" "601435f9269e7d29d87962f7922f38ae2b7e038e022c0947aca9fed44d484e7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "601435f9269e7d29d87962f7922f38ae2b7e038e022c0947aca9fed44d484e7c", kill_on_drop: false }`
[INFO] [stdout] 601435f9269e7d29d87962f7922f38ae2b7e038e022c0947aca9fed44d484e7c