[INFO] cloning repository https://github.com/Anecoz/falafel [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Anecoz/falafel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnecoz%2Ffalafel", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnecoz%2Ffalafel'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 856b17895f5e44ab7fa35bc4bf6229e9c000adc7 [INFO] testing Anecoz/falafel against 1.59.0 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnecoz%2Ffalafel" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Anecoz/falafel on toolchain 1.59.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Anecoz/falafel [INFO] finished tweaking git repo https://github.com/Anecoz/falafel [INFO] tweaked toml for git repo https://github.com/Anecoz/falafel written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/Anecoz/falafel already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "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] 7fbdd68d1c779d39ade18087ed344d9cf43d6a14111fed0d594a176e01a3e50f [INFO] running `Command { std: "docker" "start" "-a" "7fbdd68d1c779d39ade18087ed344d9cf43d6a14111fed0d594a176e01a3e50f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7fbdd68d1c779d39ade18087ed344d9cf43d6a14111fed0d594a176e01a3e50f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7fbdd68d1c779d39ade18087ed344d9cf43d6a14111fed0d594a176e01a3e50f", kill_on_drop: false }` [INFO] [stdout] 7fbdd68d1c779d39ade18087ed344d9cf43d6a14111fed0d594a176e01a3e50f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 50d12abe101ba463ac8e9f02ced0af23e51149a778879b51ec8d7860fbca5a72 [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" "50d12abe101ba463ac8e9f02ced0af23e51149a778879b51ec8d7860fbca5a72", kill_on_drop: false }` [INFO] [stderr] Compiling falafel v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: constant is never used: `HEADER_SIZE` [INFO] [stdout] --> src/common.rs:2:3 [INFO] [stdout] | [INFO] [stdout] 2 | pub const HEADER_SIZE: u32 = 2; // 1 byte for type, 1 byte for size of packet [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `PacketHeader` [INFO] [stdout] --> src/common.rs:9:14 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct PacketHeader { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `deserialize_header` [INFO] [stdout] --> src/common.rs:33:10 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn deserialize_header(header_bytes: Vec) -> PacketHeader { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `deserialize` [INFO] [stdout] --> src/common.rs:40:10 [INFO] [stdout] | [INFO] [stdout] 40 | pub fn deserialize(header: PacketHeader, content_bytes: Vec) -> PacketType { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/client.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 33 | std::io::stdout().flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/client.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | writer.write(&serialized[..]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `serialize` [INFO] [stdout] --> src/common.rs:14:10 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn serialize(packet: PacketType) -> Vec { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/server.rs:65:26 [INFO] [stdout] | [INFO] [stdout] 65 | Err(error) => panic!(error), [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 65 | Err(error) => panic!("{}", error), [INFO] [stdout] | +++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 65 | Err(error) => std::panic::panic_any(error), [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.16s [INFO] running `Command { std: "docker" "inspect" "50d12abe101ba463ac8e9f02ced0af23e51149a778879b51ec8d7860fbca5a72", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "50d12abe101ba463ac8e9f02ced0af23e51149a778879b51ec8d7860fbca5a72", kill_on_drop: false }` [INFO] [stdout] 50d12abe101ba463ac8e9f02ced0af23e51149a778879b51ec8d7860fbca5a72 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f8c58ee833712145b9ee74dc8de922412e242abd14da66a725401f56d64305c0 [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" "f8c58ee833712145b9ee74dc8de922412e242abd14da66a725401f56d64305c0", kill_on_drop: false }` [INFO] [stderr] Compiling falafel v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `serialize` [INFO] [stdout] --> src/common.rs:14:10 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn serialize(packet: PacketType) -> Vec { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/server.rs:65:26 [INFO] [stdout] | [INFO] [stdout] 65 | Err(error) => panic!(error), [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 65 | Err(error) => panic!("{}", error), [INFO] [stdout] | +++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 65 | Err(error) => std::panic::panic_any(error), [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `HEADER_SIZE` [INFO] [stdout] --> src/common.rs:2:3 [INFO] [stdout] | [INFO] [stdout] 2 | pub const HEADER_SIZE: u32 = 2; // 1 byte for type, 1 byte for size of packet [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `PacketHeader` [INFO] [stdout] --> src/common.rs:9:14 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct PacketHeader { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `deserialize_header` [INFO] [stdout] --> src/common.rs:33:10 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn deserialize_header(header_bytes: Vec) -> PacketHeader { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `deserialize` [INFO] [stdout] --> src/common.rs:40:10 [INFO] [stdout] | [INFO] [stdout] 40 | pub fn deserialize(header: PacketHeader, content_bytes: Vec) -> PacketType { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/client.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 33 | std::io::stdout().flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/client.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | writer.write(&serialized[..]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.15s [INFO] running `Command { std: "docker" "inspect" "f8c58ee833712145b9ee74dc8de922412e242abd14da66a725401f56d64305c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f8c58ee833712145b9ee74dc8de922412e242abd14da66a725401f56d64305c0", kill_on_drop: false }` [INFO] [stdout] f8c58ee833712145b9ee74dc8de922412e242abd14da66a725401f56d64305c0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] a08fe70af635d6ea380aa9bb402ea2d048f986ba85a3b90a117dd9ef59ac2fba [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" "a08fe70af635d6ea380aa9bb402ea2d048f986ba85a3b90a117dd9ef59ac2fba", kill_on_drop: false }` [INFO] [stderr] warning: constant is never used: `HEADER_SIZE` [INFO] [stderr] --> src/common.rs:2:3 [INFO] [stderr] | [INFO] [stderr] 2 | pub const HEADER_SIZE: u32 = 2; // 1 byte for type, 1 byte for size of packet [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `PacketHeader` [INFO] [stderr] --> src/common.rs:9:14 [INFO] [stderr] | [INFO] [stderr] 9 | pub struct PacketHeader { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `deserialize_header` [INFO] [stderr] --> src/common.rs:33:10 [INFO] [stderr] | [INFO] [stderr] 33 | pub fn deserialize_header(header_bytes: Vec) -> PacketHeader { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `deserialize` [INFO] [stderr] --> src/common.rs:40:10 [INFO] [stderr] | [INFO] [stderr] 40 | pub fn deserialize(header: PacketHeader, content_bytes: Vec) -> PacketType { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/client.rs:33:5 [INFO] [stderr] | [INFO] [stderr] 33 | std::io::stdout().flush(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/client.rs:40:5 [INFO] [stderr] | [INFO] [stderr] 40 | writer.write(&serialized[..]); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `falafel` (bin "client" test) generated 6 warnings [INFO] [stderr] warning: function is never used: `serialize` [INFO] [stderr] --> src/common.rs:14:10 [INFO] [stderr] | [INFO] [stderr] 14 | pub fn serialize(packet: PacketType) -> Vec { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/server.rs:65:26 [INFO] [stderr] | [INFO] [stderr] 65 | Err(error) => panic!(error), [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stderr] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: add a "{}" format string to Display the message [INFO] [stderr] | [INFO] [stderr] 65 | Err(error) => panic!("{}", error), [INFO] [stderr] | +++++ [INFO] [stderr] help: or use std::panic::panic_any instead [INFO] [stderr] | [INFO] [stderr] 65 | Err(error) => std::panic::panic_any(error), [INFO] [stderr] | ~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] [INFO] [stderr] warning: `falafel` (bin "server" test) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/client-6690cf9b64f70456) [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/server-fdde7454cc60ab70) [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "a08fe70af635d6ea380aa9bb402ea2d048f986ba85a3b90a117dd9ef59ac2fba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a08fe70af635d6ea380aa9bb402ea2d048f986ba85a3b90a117dd9ef59ac2fba", kill_on_drop: false }` [INFO] [stdout] a08fe70af635d6ea380aa9bb402ea2d048f986ba85a3b90a117dd9ef59ac2fba