[INFO] cloning repository https://github.com/daniel-e/p2p [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/daniel-e/p2p" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaniel-e%2Fp2p"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaniel-e%2Fp2p'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] dd015c302a601a6b25cbce896ee7f2ecfb24d976 [INFO] testing daniel-e/p2p against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaniel-e%2Fp2p" "/workspace/builds/worker-3/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/daniel-e/p2p 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 git repo https://github.com/daniel-e/p2p [INFO] finished tweaking git repo https://github.com/daniel-e/p2p [INFO] tweaked toml for git repo https://github.com/daniel-e/p2p written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/daniel-e/p2p already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] error: the lock file /workspace/builds/worker-3/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`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-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" "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] 7edca49d5be1585533c021c5c9077230204b20ea79046fc5107b2054c39aabc3 [INFO] running `"docker" "start" "-a" "7edca49d5be1585533c021c5c9077230204b20ea79046fc5107b2054c39aabc3"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling p2p v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/parser/mod.rs:8:32 [INFO] [stderr] | [INFO] [stderr] 8 | const MAX_HEADER_SIZE: usize = (1024 * 1024); [INFO] [stderr] | ^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/parser/mod.rs:9:33 [INFO] [stderr] | [INFO] [stderr] 9 | const MAX_CONTENT_SIZE: usize = (10 * 1024 * 1024); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unused variable: `headers` [INFO] [stderr] --> src/parser/mod.rs:92:18 [INFO] [stderr] | [INFO] [stderr] 92 | fn parse_payload(headers: Vec, n: usize, v: &mut Vec) -> Result { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_headers` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/parser/mod.rs:92:40 [INFO] [stderr] | [INFO] [stderr] 92 | fn parse_payload(headers: Vec, n: usize, v: &mut Vec) -> Result { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `v` [INFO] [stderr] --> src/parser/mod.rs:92:50 [INFO] [stderr] | [INFO] [stderr] 92 | fn parse_payload(headers: Vec, n: usize, v: &mut Vec) -> Result { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `MAX_CONTENT_SIZE` [INFO] [stderr] --> src/parser/mod.rs:9:1 [INFO] [stderr] | [INFO] [stderr] 9 | const MAX_CONTENT_SIZE: usize = (10 * 1024 * 1024); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::result::Result::::is_err` that must be used [INFO] [stderr] --> src/connection/mod.rs:70:17 [INFO] [stderr] | [INFO] [stderr] 70 | p_rx.try_recv().is_err(); // TODO [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: if you intended to assert that this is err, consider `.unwrap_err()` instead [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::result::Result::::is_ok` that must be used [INFO] [stderr] --> src/connection/mod.rs:148:9 [INFO] [stderr] | [INFO] [stderr] 148 | self.stream.shutdown(Shutdown::Both).is_ok(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to assert that this is ok, consider `.unwrap()` instead [INFO] [stderr] [INFO] [stderr] warning: 8 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.86s [INFO] running `"docker" "inspect" "7edca49d5be1585533c021c5c9077230204b20ea79046fc5107b2054c39aabc3"` [INFO] running `"docker" "rm" "-f" "7edca49d5be1585533c021c5c9077230204b20ea79046fc5107b2054c39aabc3"` [INFO] [stdout] 7edca49d5be1585533c021c5c9077230204b20ea79046fc5107b2054c39aabc3 [INFO] running `"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" "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" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 59317a13c4524446e6f718aa0c48fda262ae34ec5813b9f7fe31831f7d45596c [INFO] running `"docker" "start" "-a" "59317a13c4524446e6f718aa0c48fda262ae34ec5813b9f7fe31831f7d45596c"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling p2p v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/parser/mod.rs:8:32 [INFO] [stderr] | [INFO] [stderr] 8 | const MAX_HEADER_SIZE: usize = (1024 * 1024); [INFO] [stderr] | ^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/parser/mod.rs:9:33 [INFO] [stderr] | [INFO] [stderr] 9 | const MAX_CONTENT_SIZE: usize = (10 * 1024 * 1024); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unused variable: `headers` [INFO] [stderr] --> src/parser/mod.rs:92:18 [INFO] [stderr] | [INFO] [stderr] 92 | fn parse_payload(headers: Vec, n: usize, v: &mut Vec) -> Result { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_headers` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/parser/mod.rs:92:40 [INFO] [stderr] | [INFO] [stderr] 92 | fn parse_payload(headers: Vec, n: usize, v: &mut Vec) -> Result { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `v` [INFO] [stderr] --> src/parser/mod.rs:92:50 [INFO] [stderr] | [INFO] [stderr] 92 | fn parse_payload(headers: Vec, n: usize, v: &mut Vec) -> Result { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `MAX_CONTENT_SIZE` [INFO] [stderr] --> src/parser/mod.rs:9:1 [INFO] [stderr] | [INFO] [stderr] 9 | const MAX_CONTENT_SIZE: usize = (10 * 1024 * 1024); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::result::Result::::is_err` that must be used [INFO] [stderr] --> src/connection/mod.rs:70:17 [INFO] [stderr] | [INFO] [stderr] 70 | p_rx.try_recv().is_err(); // TODO [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: if you intended to assert that this is err, consider `.unwrap_err()` instead [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::result::Result::::is_ok` that must be used [INFO] [stderr] --> src/connection/mod.rs:148:9 [INFO] [stderr] | [INFO] [stderr] 148 | self.stream.shutdown(Shutdown::Both).is_ok(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to assert that this is ok, consider `.unwrap()` instead [INFO] [stderr] [INFO] [stderr] warning: 8 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/parser/mod.rs:8:32 [INFO] [stderr] | [INFO] [stderr] 8 | const MAX_HEADER_SIZE: usize = (1024 * 1024); [INFO] [stderr] | ^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/parser/mod.rs:9:33 [INFO] [stderr] | [INFO] [stderr] 9 | const MAX_CONTENT_SIZE: usize = (10 * 1024 * 1024); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> examples/connection_echo.rs:51:35 [INFO] [stderr] | [INFO] [stderr] 51 | c.tx.send(d); [INFO] [stderr] | ^ expected struct `std::vec::Vec`, found struct `p2p::message::Message` [INFO] [stderr] | [INFO] [stderr] = note: expected struct `std::vec::Vec` [INFO] [stderr] found struct `p2p::message::Message` [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0308`. [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> examples/connections.rs:107:9 [INFO] [stderr] | [INFO] [stderr] 107 | for mut i in v.iter_mut() { [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `has_messages` [INFO] [stderr] --> examples/connections.rs:55:12 [INFO] [stderr] | [INFO] [stderr] 55 | pub fn has_messages(&mut self) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `send_message` [INFO] [stderr] --> examples/connections.rs:60:12 [INFO] [stderr] | [INFO] [stderr] 60 | pub fn send_message(&mut self, v: Vec) { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: could not compile `p2p`. [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] warning: unused variable: `headers` [INFO] [stderr] --> src/parser/mod.rs:92:18 [INFO] [stderr] | [INFO] [stderr] 92 | fn parse_payload(headers: Vec, n: usize, v: &mut Vec) -> Result { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_headers` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/parser/mod.rs:92:40 [INFO] [stderr] | [INFO] [stderr] 92 | fn parse_payload(headers: Vec, n: usize, v: &mut Vec) -> Result { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `v` [INFO] [stderr] --> src/parser/mod.rs:92:50 [INFO] [stderr] | [INFO] [stderr] 92 | fn parse_payload(headers: Vec, n: usize, v: &mut Vec) -> Result { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `MAX_CONTENT_SIZE` [INFO] [stderr] --> src/parser/mod.rs:9:1 [INFO] [stderr] | [INFO] [stderr] 9 | const MAX_CONTENT_SIZE: usize = (10 * 1024 * 1024); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::result::Result::::is_err` that must be used [INFO] [stderr] --> src/connection/mod.rs:70:17 [INFO] [stderr] | [INFO] [stderr] 70 | p_rx.try_recv().is_err(); // TODO [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: if you intended to assert that this is err, consider `.unwrap_err()` instead [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::result::Result::::is_ok` that must be used [INFO] [stderr] --> src/connection/mod.rs:148:9 [INFO] [stderr] | [INFO] [stderr] 148 | self.stream.shutdown(Shutdown::Both).is_ok(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to assert that this is ok, consider `.unwrap()` instead [INFO] [stderr] [INFO] [stderr] warning: 8 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "59317a13c4524446e6f718aa0c48fda262ae34ec5813b9f7fe31831f7d45596c"` [INFO] running `"docker" "rm" "-f" "59317a13c4524446e6f718aa0c48fda262ae34ec5813b9f7fe31831f7d45596c"` [INFO] [stdout] 59317a13c4524446e6f718aa0c48fda262ae34ec5813b9f7fe31831f7d45596c