[INFO] cloning repository https://github.com/devMYC/rust-wasm-test [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/devMYC/rust-wasm-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FdevMYC%2Frust-wasm-test", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FdevMYC%2Frust-wasm-test'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 53e34b59fbcea10f4f1e624ca3adc5a9c054ae69 [INFO] checking devMYC/rust-wasm-test against try#bb9dbf1d07454a99066eabaabd5819851281494b for pr-80920 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FdevMYC%2Frust-wasm-test" "/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/devMYC/rust-wasm-test on toolchain bb9dbf1d07454a99066eabaabd5819851281494b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/devMYC/rust-wasm-test [INFO] finished tweaking git repo https://github.com/devMYC/rust-wasm-test [INFO] tweaked toml for git repo https://github.com/devMYC/rust-wasm-test written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/devMYC/rust-wasm-test already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded syn v0.15.12 [INFO] [stderr] Downloaded wasm-bindgen-shared v0.2.25 [INFO] [stderr] Downloaded wasm-bindgen-macro-support v0.2.25 [INFO] [stderr] Downloaded wasm-bindgen-backend v0.2.25 [INFO] [stderr] Downloaded wasm-bindgen-macro v0.2.25 [INFO] [stderr] Downloaded wasm-bindgen v0.2.25 [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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "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] 37ccd19f640a18008401b9bd5ac0cc83b0c5e4ec5a9746c0a904ff3d7bf600fa [INFO] running `Command { std: "docker" "start" "-a" "37ccd19f640a18008401b9bd5ac0cc83b0c5e4ec5a9746c0a904ff3d7bf600fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "37ccd19f640a18008401b9bd5ac0cc83b0c5e4ec5a9746c0a904ff3d7bf600fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "37ccd19f640a18008401b9bd5ac0cc83b0c5e4ec5a9746c0a904ff3d7bf600fa", kill_on_drop: false }` [INFO] [stdout] 37ccd19f640a18008401b9bd5ac0cc83b0c5e4ec5a9746c0a904ff3d7bf600fa [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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 93f209d14bb897ccd9f724fb10f226c6ccb1ad707ee7779cf6c65dfaddc8e1f4 [INFO] running `Command { std: "docker" "start" "-a" "93f209d14bb897ccd9f724fb10f226c6ccb1ad707ee7779cf6c65dfaddc8e1f4", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.20 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling serde v1.0.80 [INFO] [stderr] Compiling ryu v0.2.6 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.25 [INFO] [stderr] Compiling cfg-if v0.1.5 [INFO] [stderr] Compiling itoa v0.4.3 [INFO] [stderr] Compiling wasm-bindgen v0.2.25 [INFO] [stderr] Compiling log v0.4.5 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Compiling quote v0.6.8 [INFO] [stderr] Compiling syn v0.15.12 [INFO] [stderr] Compiling serde_json v1.0.32 [INFO] [stderr] Compiling serde_derive v1.0.80 [INFO] [stderr] Compiling wasm-bindgen-backend v0.2.25 [INFO] [stderr] Compiling wasm-bindgen-macro-support v0.2.25 [INFO] [stderr] Compiling wasm-bindgen-macro v0.2.25 [INFO] [stderr] Checking utils v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 46.09s [INFO] running `Command { std: "docker" "inspect" "93f209d14bb897ccd9f724fb10f226c6ccb1ad707ee7779cf6c65dfaddc8e1f4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "93f209d14bb897ccd9f724fb10f226c6ccb1ad707ee7779cf6c65dfaddc8e1f4", kill_on_drop: false }` [INFO] [stdout] 93f209d14bb897ccd9f724fb10f226c6ccb1ad707ee7779cf6c65dfaddc8e1f4