[INFO] cloning repository https://github.com/JonatanPaalsson/Rust-Webassembly-demo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JonatanPaalsson/Rust-Webassembly-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJonatanPaalsson%2FRust-Webassembly-demo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJonatanPaalsson%2FRust-Webassembly-demo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3146c7bfbd783822dc8e1aee41cfb36fcd4600a7 [INFO] checking JonatanPaalsson/Rust-Webassembly-demo against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJonatanPaalsson%2FRust-Webassembly-demo" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/JonatanPaalsson/Rust-Webassembly-demo on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/JonatanPaalsson/Rust-Webassembly-demo [INFO] finished tweaking git repo https://github.com/JonatanPaalsson/Rust-Webassembly-demo [INFO] tweaked toml for git repo https://github.com/JonatanPaalsson/Rust-Webassembly-demo written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/JonatanPaalsson/Rust-Webassembly-demo already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded bumpalo v3.1.2 [INFO] [stderr] Downloaded rand v0.7.2 [INFO] [stderr] Downloaded wasm-bindgen-backend v0.2.58 [INFO] [stderr] Downloaded wasm-bindgen-shared v0.2.58 [INFO] [stderr] Downloaded wasm-bindgen-macro-support v0.2.58 [INFO] [stderr] Downloaded wasm-bindgen-macro v0.2.58 [INFO] [stderr] Downloaded wasm-bindgen v0.2.58 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dd963615426463735ea131266222f2c468e333d0ba538d02cc3a005618e35897 [INFO] running `Command { std: "docker" "start" "-a" "dd963615426463735ea131266222f2c468e333d0ba538d02cc3a005618e35897", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dd963615426463735ea131266222f2c468e333d0ba538d02cc3a005618e35897", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dd963615426463735ea131266222f2c468e333d0ba538d02cc3a005618e35897", kill_on_drop: false }` [INFO] [stdout] dd963615426463735ea131266222f2c468e333d0ba538d02cc3a005618e35897 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8352dbc9f20142ee8c4c39e868f0fbef17f5f421d95cb12065da2c290eb83e7d [INFO] running `Command { std: "docker" "start" "-a" "8352dbc9f20142ee8c4c39e868f0fbef17f5f421d95cb12065da2c290eb83e7d", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.7 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.58 [INFO] [stderr] Compiling syn v1.0.13 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Compiling bumpalo v3.1.2 [INFO] [stderr] Compiling wasm-bindgen v0.2.58 [INFO] [stderr] Checking c2-chacha v0.2.3 [INFO] [stderr] Checking getrandom v0.1.14 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand v0.7.2 [INFO] [stderr] Checking twox-hash v1.5.0 [INFO] [stderr] Compiling wasm-bindgen-backend v0.2.58 [INFO] [stderr] Compiling wasm-bindgen-macro-support v0.2.58 [INFO] [stderr] Compiling wasm-bindgen-macro v0.2.58 [INFO] [stderr] Checking hash-demo v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.26s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.58 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4` [INFO] running `Command { std: "docker" "inspect" "8352dbc9f20142ee8c4c39e868f0fbef17f5f421d95cb12065da2c290eb83e7d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8352dbc9f20142ee8c4c39e868f0fbef17f5f421d95cb12065da2c290eb83e7d", kill_on_drop: false }` [INFO] [stdout] 8352dbc9f20142ee8c4c39e868f0fbef17f5f421d95cb12065da2c290eb83e7d [INFO] checking JonatanPaalsson/Rust-Webassembly-demo against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJonatanPaalsson%2FRust-Webassembly-demo" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/JonatanPaalsson/Rust-Webassembly-demo on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/JonatanPaalsson/Rust-Webassembly-demo [INFO] finished tweaking git repo https://github.com/JonatanPaalsson/Rust-Webassembly-demo [INFO] tweaked toml for git repo https://github.com/JonatanPaalsson/Rust-Webassembly-demo written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/JonatanPaalsson/Rust-Webassembly-demo already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b5f92c7936738b3f42737891c8daaa60b7db893f244033c8f09d73bb0a17ff9c [INFO] running `Command { std: "docker" "start" "-a" "b5f92c7936738b3f42737891c8daaa60b7db893f244033c8f09d73bb0a17ff9c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b5f92c7936738b3f42737891c8daaa60b7db893f244033c8f09d73bb0a17ff9c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b5f92c7936738b3f42737891c8daaa60b7db893f244033c8f09d73bb0a17ff9c", kill_on_drop: false }` [INFO] [stdout] b5f92c7936738b3f42737891c8daaa60b7db893f244033c8f09d73bb0a17ff9c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dced34cbf9fa8b70bf98e33b217ed2f9313fbeaf67dd37db093e6162547a2549 [INFO] running `Command { std: "docker" "start" "-a" "dced34cbf9fa8b70bf98e33b217ed2f9313fbeaf67dd37db093e6162547a2549", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.7 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.58 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling syn v1.0.13 [INFO] [stderr] Compiling bumpalo v3.1.2 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Compiling wasm-bindgen v0.2.58 [INFO] [stderr] Checking c2-chacha v0.2.3 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking getrandom v0.1.14 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand v0.7.2 [INFO] [stderr] Checking twox-hash v1.5.0 [INFO] [stderr] Compiling wasm-bindgen-backend v0.2.58 [INFO] [stderr] Compiling wasm-bindgen-macro-support v0.2.58 [INFO] [stderr] Compiling wasm-bindgen-macro v0.2.58 [INFO] [stderr] Checking hash-demo v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.64s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.58 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3` [INFO] running `Command { std: "docker" "inspect" "dced34cbf9fa8b70bf98e33b217ed2f9313fbeaf67dd37db093e6162547a2549", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dced34cbf9fa8b70bf98e33b217ed2f9313fbeaf67dd37db093e6162547a2549", kill_on_drop: false }` [INFO] [stdout] dced34cbf9fa8b70bf98e33b217ed2f9313fbeaf67dd37db093e6162547a2549