[INFO] crate taskpool 0.1.0 is already in cache [INFO] testing taskpool-0.1.0 against beta-2020-06-03 for beta-1.45-1 [INFO] extracting crate taskpool 0.1.0 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate taskpool 0.1.0 on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate taskpool 0.1.0 [INFO] finished tweaking crates.io crate taskpool 0.1.0 [INFO] tweaked toml for crates.io crate taskpool 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 63ffc1a07ce2e46e6a4f1adc7f0312830458c1cf6bbe6cfd603a5f0de10d127b [INFO] running `"docker" "start" "-a" "63ffc1a07ce2e46e6a4f1adc7f0312830458c1cf6bbe6cfd603a5f0de10d127b"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling taskpool v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: expected one of `!`, `+`, `,`, `->`, `::`, or `>`, found `:` [INFO] [stderr] --> src/lib.rs:30:24 [INFO] [stderr] | [INFO] [stderr] 30 | jobs: Sender, [INFO] [stderr] | ^ expected one of `!`, `+`, `,`, `->`, `::`, or `>` [INFO] [stderr] [INFO] [stderr] error: expected one of `!`, `+`, `,`, `->`, `::`, or `>`, found `:` [INFO] [stderr] --> src/lib.rs:37:48 [INFO] [stderr] | [INFO] [stderr] 37 | let (job_tx, job_rx) = channel::(); [INFO] [stderr] | ^ expected one of `!`, `+`, `,`, `->`, `::`, or `>` [INFO] [stderr] [INFO] [stderr] error: expected parameter name, found `:` [INFO] [stderr] --> src/lib.rs:65:42 [INFO] [stderr] | [INFO] [stderr] 65 | pub fn execute(&mut self, job: proc(): Send) { [INFO] [stderr] | ^ expected parameter name [INFO] [stderr] [INFO] [stderr] error: expected one of `!`, `)`, `+`, `,`, `->`, or `::`, found `:` [INFO] [stderr] --> src/lib.rs:65:42 [INFO] [stderr] | [INFO] [stderr] 65 | pub fn execute(&mut self, job: proc(): Send) { [INFO] [stderr] | ^ [INFO] [stderr] | | [INFO] [stderr] | expected one of `!`, `)`, `+`, `,`, `->`, or `::` [INFO] [stderr] | help: missing `,` [INFO] [stderr] [INFO] [stderr] error: expected one of `!`, `+`, `,`, `->`, `::`, or `>`, found `:` [INFO] [stderr] --> src/lib.rs:77:49 [INFO] [stderr] | [INFO] [stderr] 77 | fn spawn_in_pool(jobs: Arc>>, [INFO] [stderr] | ^ expected one of `!`, `+`, `,`, `->`, `::`, or `>` [INFO] [stderr] [INFO] [stderr] error: expected one of `)`, `,`, `.`, `?`, or an operator, found `{` [INFO] [stderr] --> src/lib.rs:79:18 [INFO] [stderr] | [INFO] [stderr] 79 | spawn(proc() { [INFO] [stderr] | -^ expected one of `)`, `,`, `.`, `?`, or an operator [INFO] [stderr] | | [INFO] [stderr] | help: missing `,` [INFO] [stderr] [INFO] [stderr] error[E0658]: non-builtin inner attributes are unstable [INFO] [stderr] --> src/lib.rs:2:1 [INFO] [stderr] | [INFO] [stderr] 2 | #![license = "MIT"] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #54726 for more information [INFO] [stderr] [INFO] [stderr] error: cannot find attribute `license` in this scope [INFO] [stderr] --> src/lib.rs:2:4 [INFO] [stderr] | [INFO] [stderr] 2 | #![license = "MIT"] [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `Sender` in this scope [INFO] [stderr] --> src/lib.rs:16:14 [INFO] [stderr] | [INFO] [stderr] 16 | monitor: Sender [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] help: a trait with a similar name exists [INFO] [stderr] | [INFO] [stderr] 16 | monitor: Send [INFO] [stderr] | ^^^^ [INFO] [stderr] help: consider importing this struct [INFO] [stderr] | [INFO] [stderr] 8 | use std::sync::mpsc::Sender; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `Died` in this scope [INFO] [stderr] --> src/lib.rs:22:39 [INFO] [stderr] | [INFO] [stderr] 22 | let _ = self.monitor.send_opt(Died); [INFO] [stderr] | ^^^^ not found in this scope [INFO] [stderr] | [INFO] [stderr] help: consider importing this unit variant [INFO] [stderr] | [INFO] [stderr] 8 | use MonitorMessage::Died; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `uint` in this scope [INFO] [stderr] --> src/lib.rs:36:23 [INFO] [stderr] | [INFO] [stderr] 36 | pub fn new(tasks: uint) -> TaskPool { [INFO] [stderr] | ^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `proc` in this scope [INFO] [stderr] --> src/lib.rs:65:36 [INFO] [stderr] | [INFO] [stderr] 65 | pub fn execute(&mut self, job: proc(): Send) { [INFO] [stderr] | ^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `Kill` in this scope [INFO] [stderr] --> src/lib.rs:73:27 [INFO] [stderr] | [INFO] [stderr] 73 | self.monitor.send(Kill); [INFO] [stderr] | ^^^^ not found in this scope [INFO] [stderr] | [INFO] [stderr] help: consider importing this unit variant [INFO] [stderr] | [INFO] [stderr] 8 | use MonitorMessage::Kill; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `Sender` in this scope [INFO] [stderr] --> src/lib.rs:78:27 [INFO] [stderr] | [INFO] [stderr] 78 | monitor: Sender) { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] help: a trait with a similar name exists [INFO] [stderr] | [INFO] [stderr] 78 | monitor: Send) { [INFO] [stderr] | ^^^^ [INFO] [stderr] help: consider importing this struct [INFO] [stderr] | [INFO] [stderr] 8 | use std::sync::mpsc::Sender; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find function `spawn` in this scope [INFO] [stderr] --> src/lib.rs:79:5 [INFO] [stderr] | [INFO] [stderr] 79 | spawn(proc() { [INFO] [stderr] | ^^^^^ not found in this scope [INFO] [stderr] | [INFO] [stderr] help: consider importing this function [INFO] [stderr] | [INFO] [stderr] 8 | use std::thread::spawn; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find function `proc` in this scope [INFO] [stderr] --> src/lib.rs:79:11 [INFO] [stderr] | [INFO] [stderr] 79 | spawn(proc() { [INFO] [stderr] | ^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `jobs` in this scope [INFO] [stderr] --> src/lib.rs:87:28 [INFO] [stderr] | [INFO] [stderr] 87 | let lock = jobs.lock(); [INFO] [stderr] | ^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Arc`, `Mutex` [INFO] [stderr] --> src/lib.rs:8:17 [INFO] [stderr] | [INFO] [stderr] 8 | use std::sync::{Mutex, Arc}; [INFO] [stderr] | ^^^^^ ^^^ [INFO] [stderr] | [INFO] [stderr] note: the lint level is defined here [INFO] [stderr] --> src/lib.rs:3:9 [INFO] [stderr] | [INFO] [stderr] 3 | #![deny(warnings, missing_docs)] [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] = note: `#[warn(unused_imports)]` implied by `#[warn(warnings)]` [INFO] [stderr] [INFO] [stderr] error[E0609]: no field `jobs` on type `&mut TaskPool` [INFO] [stderr] --> src/lib.rs:66:14 [INFO] [stderr] | [INFO] [stderr] 66 | self.jobs.send(job) [INFO] [stderr] | ^^^^ unknown field [INFO] [stderr] [INFO] [stderr] error[E0609]: no field `monitor` on type `&mut TaskPool` [INFO] [stderr] --> src/lib.rs:73:14 [INFO] [stderr] | [INFO] [stderr] 73 | self.monitor.send(Kill); [INFO] [stderr] | ^^^^^^^ unknown field [INFO] [stderr] [INFO] [stderr] error: aborting due to 19 previous errors; 1 warning emitted [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0412, E0425, E0609, E0658. [INFO] [stderr] For more information about an error, try `rustc --explain E0412`. [INFO] [stderr] error: could not compile `taskpool`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "63ffc1a07ce2e46e6a4f1adc7f0312830458c1cf6bbe6cfd603a5f0de10d127b"` [INFO] running `"docker" "rm" "-f" "63ffc1a07ce2e46e6a4f1adc7f0312830458c1cf6bbe6cfd603a5f0de10d127b"` [INFO] [stdout] 63ffc1a07ce2e46e6a4f1adc7f0312830458c1cf6bbe6cfd603a5f0de10d127b