[INFO] fetching crate demonstrate 0.4.1... [INFO] checking demonstrate-0.4.1 against try#ffa4a0215752773248fb0f0a8092f1c3e7907e9e for pr-75585 [INFO] extracting crate demonstrate 0.4.1 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate demonstrate 0.4.1 on toolchain ffa4a0215752773248fb0f0a8092f1c3e7907e9e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate demonstrate 0.4.1 [INFO] finished tweaking crates.io crate demonstrate 0.4.1 [INFO] tweaked toml for crates.io crate demonstrate 0.4.1 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate crates.io crate demonstrate 0.4.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "fetch" "--locked" "--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-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "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] cd3ab4a4133b1f8427a816c494ebb2c3507301813bbc811f6a8741e6816e3493 [INFO] running `Command { std: "docker" "start" "-a" "cd3ab4a4133b1f8427a816c494ebb2c3507301813bbc811f6a8741e6816e3493", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cd3ab4a4133b1f8427a816c494ebb2c3507301813bbc811f6a8741e6816e3493", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cd3ab4a4133b1f8427a816c494ebb2c3507301813bbc811f6a8741e6816e3493", kill_on_drop: false }` [INFO] [stdout] cd3ab4a4133b1f8427a816c494ebb2c3507301813bbc811f6a8741e6816e3493 [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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a122c2ebe32f47a73c5a6d5ee5abf58b451441ff1cf7b583805c58145b13750a [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" "a122c2ebe32f47a73c5a6d5ee5abf58b451441ff1cf7b583805c58145b13750a", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.37 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling pin-project-internal v0.4.23 [INFO] [stderr] Compiling libc v0.2.74 [INFO] [stderr] Checking waker-fn v1.0.0 [INFO] [stderr] Checking pin-project-lite v0.1.7 [INFO] [stderr] Checking event-listener v2.3.0 [INFO] [stderr] Checking parking v1.0.6 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking fastrand v1.3.3 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking atomic-waker v1.0.0 [INFO] [stderr] Checking async-task v3.0.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking futures-task v0.3.5 [INFO] [stderr] Checking concurrent-queue v1.2.0 [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Checking crossbeam-utils v0.7.2 [INFO] [stderr] Checking async-channel v1.4.0 [INFO] [stderr] Checking quote v1.0.7 [INFO] [stderr] Checking futures-lite v0.1.10 [INFO] [stderr] Checking kv-log-macro v1.0.7 [INFO] [stderr] Checking blocking v0.4.7 [INFO] [stderr] Checking socket2 v0.3.12 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking demonstrate v0.4.1 (/opt/rustwide/workdir) [INFO] [stderr] Compiling async-attributes v1.1.1 [INFO] [stderr] Checking pin-project v0.4.23 [INFO] [stderr] Checking futures-util v0.3.5 [INFO] [stderr] Checking smol v0.1.18 [INFO] [stderr] Checking async-std v1.6.2 [INFO] [stdout] error[E0601]: `main` function not found in crate `full` [INFO] [stdout] --> examples/full.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / use demonstrate::demonstrate; [INFO] [stdout] 2 | | [INFO] [stdout] 3 | | fn is_4() -> u8 { [INFO] [stdout] 4 | | 4 [INFO] [stdout] ... | [INFO] [stdout] 40 | | } [INFO] [stdout] 41 | | } [INFO] [stdout] | |_^ consider adding a `main` function to `examples/full.rs` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `demonstrate`. [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] [INFO] [stdout] For more information about this error, try `rustc --explain E0601`. [INFO] [stdout] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "a122c2ebe32f47a73c5a6d5ee5abf58b451441ff1cf7b583805c58145b13750a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a122c2ebe32f47a73c5a6d5ee5abf58b451441ff1cf7b583805c58145b13750a", kill_on_drop: false }` [INFO] [stdout] a122c2ebe32f47a73c5a6d5ee5abf58b451441ff1cf7b583805c58145b13750a