[INFO] cloning repository https://github.com/nilslice/rust-wasm-play
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nilslice/rust-wasm-play" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnilslice%2Frust-wasm-play", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnilslice%2Frust-wasm-play'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fcc6fc06e3e976fda6d4119a96cbf9fd19dab455
[INFO] checking nilslice/rust-wasm-play against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnilslice%2Frust-wasm-play" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nilslice/rust-wasm-play on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nilslice/rust-wasm-play
[INFO] finished tweaking git repo https://github.com/nilslice/rust-wasm-play
[INFO] tweaked toml for git repo https://github.com/nilslice/rust-wasm-play written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/nilslice/rust-wasm-play already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded id-arena v2.2.1
[INFO] [stderr]   Downloaded wasi-common v0.12.0
[INFO] [stderr]   Downloaded scroll_derive v0.10.1
[INFO] [stderr]   Downloaded proc-macro-error-attr v0.4.10
[INFO] [stderr]   Downloaded cranelift-wasm v0.59.0
[INFO] [stderr]   Downloaded file-per-thread-logger v0.1.2
[INFO] [stderr]   Downloaded cranelift-codegen v0.59.0
[INFO] [stderr]   Downloaded errno v0.2.4
[INFO] [stderr]   Downloaded wasmtime-profiling v0.12.0
[INFO] [stderr]   Downloaded cranelift-frontend v0.59.0
[INFO] [stderr]   Downloaded cpu-time v1.0.0
[INFO] [stderr]   Downloaded yanix v0.12.0
[INFO] [stderr]   Downloaded faerie v0.14.0
[INFO] [stderr]   Downloaded wasmtime-rust-macro v0.12.0
[INFO] [stderr]   Downloaded wasmparser v0.48.2
[INFO] [stderr]   Downloaded walrus-macro v0.15.0
[INFO] [stderr]   Downloaded wasm-webidl-bindings v0.8.0
[INFO] [stderr]   Downloaded cvt v0.1.1
[INFO] [stderr]   Downloaded wat v1.0.10
[INFO] [stderr]   Downloaded object v0.17.0
[INFO] [stderr]   Downloaded wasmtime-rust v0.12.0
[INFO] [stderr]   Downloaded walrus v0.15.0
[INFO] [stderr]   Downloaded wasmtime-interface-types v0.12.0
[INFO] [stderr]   Downloaded winx v0.12.0
[INFO] [stderr]   Downloaded wasmtime-jit v0.12.0
[INFO] [stderr]   Downloaded wasmtime v0.12.0
[INFO] [stderr]   Downloaded wasmtime-debug v0.12.0
[INFO] [stderr]   Downloaded region v2.1.2
[INFO] [stderr]   Downloaded cranelift-native v0.59.0
[INFO] [stderr]   Downloaded cranelift-bforest v0.59.0
[INFO] [stderr]   Downloaded cranelift-codegen-meta v0.59.0
[INFO] [stderr]   Downloaded cranelift-codegen-shared v0.59.0
[INFO] [stderr]   Downloaded cranelift-entity v0.59.0
[INFO] [stderr]   Downloaded witx v0.8.3
[INFO] [stderr]   Downloaded wasmtime-environ v0.12.0
[INFO] [stderr]   Downloaded wasmtime-runtime v0.12.0
[INFO] [stderr]   Downloaded proc-macro-error v0.4.10
[INFO] [stderr]   Downloaded thiserror-impl v1.0.11
[INFO] [stderr]   Downloaded regex-syntax v0.6.15
[INFO] [stderr]   Downloaded thiserror v1.0.11
[INFO] [stderr]   Downloaded aho-corasick v0.7.9
[INFO] [stderr]   Downloaded wast v9.0.0
[INFO] [stderr]   Downloaded wig v0.12.0
[INFO] [stderr]   Downloaded wasmtime-wasi v0.12.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "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] 513227b518aab2663c633c062465cace4fb69e33f1f70699e5eaf2323c9956c6
[INFO] running `Command { std: "docker" "start" "-a" "513227b518aab2663c633c062465cace4fb69e33f1f70699e5eaf2323c9956c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "513227b518aab2663c633c062465cace4fb69e33f1f70699e5eaf2323c9956c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "513227b518aab2663c633c062465cace4fb69e33f1f70699e5eaf2323c9956c6", kill_on_drop: false }`
[INFO] [stdout] 513227b518aab2663c633c062465cace4fb69e33f1f70699e5eaf2323c9956c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 598c4d70d8d16d0874f18e2da04e10a9b476c17ba16c786b8ff4fbcc456aaee6
[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" "598c4d70d8d16d0874f18e2da04e10a9b476c17ba16c786b8ff4fbcc456aaee6", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling anyhow v1.0.26
[INFO] [stderr]    Compiling target-lexicon v0.10.0
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.59.0
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking regex-syntax v0.6.15
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]    Compiling wasmtime-environ v0.12.0
[INFO] [stderr]     Checking wasmparser v0.51.4
[INFO] [stderr]     Checking leb128 v0.2.4
[INFO] [stderr]     Checking parity-wasm v0.41.0
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking more-asserts v0.2.1
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking id-arena v2.2.1
[INFO] [stderr]     Checking wasmparser v0.48.2
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.10
[INFO] [stderr]    Compiling proc-macro-error v0.4.10
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking miniz_oxide v0.3.6
[INFO] [stderr]    Compiling wast v9.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking errno v0.2.4
[INFO] [stderr]     Checking filetime v0.2.8
[INFO] [stderr]     Checking region v2.1.2
[INFO] [stderr]    Compiling aho-corasick v0.7.9
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]     Checking wat v1.0.10
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking directories v2.0.2
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]     Checking flate2 v1.0.13
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking gimli v0.20.0
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]    Compiling regex v1.3.4
[INFO] [stderr]     Checking sha2 v0.8.1
[INFO] [stderr]    Compiling chrono v0.4.10
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]    Compiling zstd-sys v1.4.15+zstd.1.4.4
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling raw-cpuid v7.0.3
[INFO] [stderr]    Compiling wasmtime-runtime v0.12.0
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking file-per-thread-logger v0.1.2
[INFO] [stderr]    Compiling pretty_env_logger v0.3.1
[INFO] [stderr]     Checking backtrace v0.3.44
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling thiserror-impl v1.0.11
[INFO] [stderr]    Compiling scroll_derive v0.10.1
[INFO] [stderr]    Compiling walrus-macro v0.15.0
[INFO] [stderr]    Compiling wasmtime-rust-macro v0.12.0
[INFO] [stderr]     Checking scroll v0.10.1
[INFO] [stderr]     Checking thiserror v1.0.11
[INFO] [stderr]    Compiling structopt-derive v0.4.4
[INFO] [stderr]     Checking goblin v0.1.3
[INFO] [stderr]     Checking yanix v0.12.0
[INFO] [stderr]     Checking walrus v0.15.0
[INFO] [stderr]     Checking wasm-webidl-bindings v0.8.0
[INFO] [stderr]    Compiling structopt v0.3.11
[INFO] [stderr]    Compiling witx v0.8.3
[INFO] [stderr]     Checking object v0.17.0
[INFO] [stderr]    Compiling wig v0.12.0
[INFO] [stderr]     Checking cranelift-entity v0.59.0
[INFO] [stderr]     Checking bincode v1.2.1
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking string-interner v0.7.1
[INFO] [stderr]     Checking wasmtime-profiling v0.12.0
[INFO] [stderr]     Checking faerie v0.14.0
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.59.0
[INFO] [stderr]     Checking cranelift-bforest v0.59.0
[INFO] [stderr]     Checking wasi-common v0.12.0
[INFO] [stderr]     Checking zstd-safe v2.0.3+zstd.1.4.4
[INFO] [stderr]     Checking zstd v0.5.1+zstd.1.4.4
[INFO] [stderr]    Compiling cranelift-codegen v0.59.0
[INFO] [stderr]     Checking cranelift-frontend v0.59.0
[INFO] [stderr]     Checking cranelift-native v0.59.0
[INFO] [stderr]     Checking cranelift-wasm v0.59.0
[INFO] [stderr]     Checking wasmtime-debug v0.12.0
[INFO] [stderr]     Checking wasmtime-jit v0.12.0
[INFO] [stderr]     Checking wasmtime v0.12.0
[INFO] [stderr]     Checking wasmtime-wasi v0.12.0
[INFO] [stderr]     Checking wasmtime-interface-types v0.12.0
[INFO] [stderr]     Checking wasmtime-rust v0.12.0
[INFO] [stderr]     Checking tests v0.1.0 (/opt/rustwide/workdir/checkers/tests)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 08s
[INFO] running `Command { std: "docker" "inspect" "598c4d70d8d16d0874f18e2da04e10a9b476c17ba16c786b8ff4fbcc456aaee6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "598c4d70d8d16d0874f18e2da04e10a9b476c17ba16c786b8ff4fbcc456aaee6", kill_on_drop: false }`
[INFO] [stdout] 598c4d70d8d16d0874f18e2da04e10a9b476c17ba16c786b8ff4fbcc456aaee6