[INFO] fetching crate procspawn 0.9.0... [INFO] checking procspawn-0.9.0 against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470 [INFO] extracting crate procspawn 0.9.0 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate procspawn 0.9.0 on toolchain b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate procspawn 0.9.0 [INFO] removed 0 missing examples [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate procspawn 0.9.0 [INFO] tweaked toml for crates.io crate procspawn 0.9.0 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate crates.io crate procspawn 0.9.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ipc-channel v0.14.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 250a6dd4da6fe1a55620f5bd1956bc74de66e4a75d7307a5c7c656db734d0f54 [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" "250a6dd4da6fe1a55620f5bd1956bc74de66e4a75d7307a5c7c656db734d0f54", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "250a6dd4da6fe1a55620f5bd1956bc74de66e4a75d7307a5c7c656db734d0f54", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "250a6dd4da6fe1a55620f5bd1956bc74de66e4a75d7307a5c7c656db734d0f54", kill_on_drop: false }` [INFO] [stdout] 250a6dd4da6fe1a55620f5bd1956bc74de66e4a75d7307a5c7c656db734d0f54 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b5c774172cff141ba5b7316d0717f3ebff7c32e7c60812af2c78fdec79f909cf [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" "b5c774172cff141ba5b7316d0717f3ebff7c32e7c60812af2c78fdec79f909cf", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.67 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling syn v1.0.14 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling cc v1.0.50 [INFO] [stderr] Checking remove_dir_all v0.5.2 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Compiling proc-macro2 v1.0.8 [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Checking c2-chacha v0.2.3 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking crossbeam-channel v0.4.0 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking findshlibs v0.5.0 [INFO] [stderr] Compiling backtrace-sys v0.1.32 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking mio v0.6.21 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Checking uuid v0.8.1 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Checking bincode v1.2.1 [INFO] [stderr] Checking backtrace v0.3.44 [INFO] [stderr] Checking ipc-channel v0.14.0 [INFO] [stderr] Checking procspawn v0.9.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0277]: the trait bound `!: serde::ser::Serialize` is not satisfied [INFO] [stdout] --> examples/kill.rs:6:22 [INFO] [stdout] | [INFO] [stdout] 6 | let mut handle = spawn((), |()| loop {}); [INFO] [stdout] | ^^^^^ the trait `serde::ser::Serialize` is not implemented for `!` [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/workdir/src/proc.rs:538:50 [INFO] [stdout] | [INFO] [stdout] 538 | pub fn spawn( [INFO] [stdout] | --------- required by this bound in `procspawn::spawn` [INFO] [stdout] | [INFO] [stdout] = note: the trait is implemented for `()`. Possibly this error has been caused by changes to Rust's type-inference algorithm (see issue #48950 for more information). Consider whether you meant to use the type `()` here instead. [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `for<'de> !: serde::de::Deserialize<'de>` is not satisfied [INFO] [stdout] --> examples/kill.rs:6:22 [INFO] [stdout] | [INFO] [stdout] 6 | let mut handle = spawn((), |()| loop {}); [INFO] [stdout] | ^^^^^ the trait `for<'de> serde::de::Deserialize<'de>` is not implemented for `!` [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/workdir/src/proc.rs:538:62 [INFO] [stdout] | [INFO] [stdout] 538 | pub fn spawn( [INFO] [stdout] | ---------------- required by this bound in `procspawn::spawn` [INFO] [stdout] | [INFO] [stdout] = note: the trait is implemented for `()`. Possibly this error has been caused by changes to Rust's type-inference algorithm (see issue #48950 for more information). Consider whether you meant to use the type `()` here instead. [INFO] [stdout] = note: required because of the requirements on the impl of `serde::de::DeserializeOwned` for `!` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `procspawn` [INFO] [stderr] [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" "b5c774172cff141ba5b7316d0717f3ebff7c32e7c60812af2c78fdec79f909cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b5c774172cff141ba5b7316d0717f3ebff7c32e7c60812af2c78fdec79f909cf", kill_on_drop: false }` [INFO] [stdout] b5c774172cff141ba5b7316d0717f3ebff7c32e7c60812af2c78fdec79f909cf