[INFO] cloning repository https://github.com/rustwasm/twiggy [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rustwasm/twiggy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frustwasm%2Ftwiggy", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frustwasm%2Ftwiggy'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 64464db7dfd457aaa28e47608d386bda617519e1 [INFO] checking rustwasm/twiggy against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frustwasm%2Ftwiggy" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rustwasm/twiggy on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/rustwasm/twiggy [INFO] finished tweaking git repo https://github.com/rustwasm/twiggy [INFO] tweaked toml for git repo https://github.com/rustwasm/twiggy written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/rustwasm/twiggy already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cargo_toml v0.10.0 [INFO] [stderr] Downloaded quote v1.0.0 [INFO] [stderr] Downloaded rustop v1.1.1 [INFO] [stderr] Downloaded bumpalo v3.1.1 [INFO] [stderr] Downloaded object v0.17.0 [INFO] [stderr] Downloaded wasmparser v0.35.3 [INFO] [stderr] Downloaded goblin v0.1.1 [INFO] [stderr] Downloaded frozen v1.0.0 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dffcd2bfb6c12ec321d769e7c175f64ab2915e235ab3743d272f0f6d63953a96 [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" "dffcd2bfb6c12ec321d769e7c175f64ab2915e235ab3743d272f0f6d63953a96", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dffcd2bfb6c12ec321d769e7c175f64ab2915e235ab3743d272f0f6d63953a96", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dffcd2bfb6c12ec321d769e7c175f64ab2915e235ab3743d272f0f6d63953a96", kill_on_drop: false }` [INFO] [stdout] dffcd2bfb6c12ec321d769e7c175f64ab2915e235ab3743d272f0f6d63953a96 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d456c45c04d3eb6625f4002339f0b7f8cd43142bb6aea8293ef0786bf0156812 [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" "d456c45c04d3eb6625f4002339f0b7f8cd43142bb6aea8293ef0786bf0156812", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking rustc-demangle v0.1.21 [INFO] [stderr] Compiling cpp_demangle v0.3.3 [INFO] [stderr] Compiling version_check v0.9.1 [INFO] [stderr] Compiling ryu v1.0.4 [INFO] [stderr] Compiling failure_derive v0.1.7 [INFO] [stderr] Checking fixedbitset v0.4.0 [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.69 [INFO] [stderr] Checking frozen v1.0.0 [INFO] [stderr] Checking wasmparser v0.35.3 [INFO] [stderr] Compiling bumpalo v3.1.1 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Compiling unicode-segmentation v1.2.1 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Compiling wasm-bindgen v0.2.69 [INFO] [stderr] Checking uuid v0.8.1 [INFO] [stderr] Checking typed-arena v2.0.1 [INFO] [stderr] Compiling anyhow v1.0.44 [INFO] [stderr] Checking rustop v1.1.1 [INFO] [stderr] Compiling thread_local v1.0.0 [INFO] [stderr] Checking log v0.4.5 [INFO] [stderr] Checking gimli v0.25.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling heck v0.3.0 [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Checking colored v2.0.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.2 [INFO] [stderr] Compiling proc-macro-error v1.0.2 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Checking backtrace v0.3.9 [INFO] [stderr] Checking flate2 v1.0.2 [INFO] [stderr] Compiling aho-corasick v0.7.6 [INFO] [stderr] Compiling quote v1.0.0 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking petgraph v0.6.0 [INFO] [stderr] Checking bstr v0.2.13 [INFO] [stderr] Checking toml v0.5.8 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Compiling twiggy-opt v0.7.0 (/opt/rustwide/workdir/opt) [INFO] [stderr] Compiling synstructure v0.12.3 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Compiling wasm-bindgen-backend v0.2.69 [INFO] [stderr] Compiling wasm-bindgen-macro-support v0.2.69 [INFO] [stderr] Compiling scroll_derive v0.10.1 [INFO] [stderr] Compiling wasm-bindgen-macro v0.2.69 [INFO] [stderr] Checking scroll v0.10.1 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Compiling structopt-derive v0.4.16 [INFO] [stderr] Checking goblin v0.1.1 [INFO] [stderr] Checking structopt v0.3.23 [INFO] [stderr] Checking object v0.17.0 [INFO] [stderr] Checking twiggy-ir v0.7.0 (/opt/rustwide/workdir/ir) [INFO] [stderr] Checking cargo_toml v0.10.0 [INFO] [stdout] warning: field is never read: `roots` [INFO] [stdout] --> ir/./ir.rs:149:5 [INFO] [stdout] | [INFO] [stdout] 149 | roots: Frozen>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `roots` [INFO] [stdout] --> ir/./ir.rs:149:5 [INFO] [stdout] | [INFO] [stdout] 149 | roots: Frozen>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking twiggy-traits v0.7.0 (/opt/rustwide/workdir/traits) [INFO] [stderr] Checking twiggy-parser v0.7.0 (/opt/rustwide/workdir/parser) [INFO] [stderr] Checking twiggy-analyze v0.7.0 (/opt/rustwide/workdir/analyze) [INFO] [stderr] Checking job_runner v0.1.0 (/opt/rustwide/workdir/job_runner) [INFO] [stderr] Checking twiggy v0.7.0 (/opt/rustwide/workdir/twiggy) [INFO] [stderr] Checking twiggy-wasm-api v0.7.0 (/opt/rustwide/workdir/wasm-api) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 31.99s [INFO] running `Command { std: "docker" "inspect" "d456c45c04d3eb6625f4002339f0b7f8cd43142bb6aea8293ef0786bf0156812", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d456c45c04d3eb6625f4002339f0b7f8cd43142bb6aea8293ef0786bf0156812", kill_on_drop: false }` [INFO] [stdout] d456c45c04d3eb6625f4002339f0b7f8cd43142bb6aea8293ef0786bf0156812