[INFO] cloning repository https://github.com/iamtraining/server [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iamtraining/server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiamtraining%2Fserver", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiamtraining%2Fserver'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] eac40ba119a8e7c877dbf6496a6a502e3720d3bc [INFO] testing iamtraining/server against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiamtraining%2Fserver" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/iamtraining/server on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/iamtraining/server [INFO] finished tweaking git repo https://github.com/iamtraining/server [INFO] tweaked toml for git repo https://github.com/iamtraining/server written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/iamtraining/server already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5d4ec04874f81a2d81541cb0bd9610fd00b6e625aabadf00a40f7cb23e32b49c [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" "5d4ec04874f81a2d81541cb0bd9610fd00b6e625aabadf00a40f7cb23e32b49c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5d4ec04874f81a2d81541cb0bd9610fd00b6e625aabadf00a40f7cb23e32b49c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5d4ec04874f81a2d81541cb0bd9610fd00b6e625aabadf00a40f7cb23e32b49c", kill_on_drop: false }` [INFO] [stdout] 5d4ec04874f81a2d81541cb0bd9610fd00b6e625aabadf00a40f7cb23e32b49c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a78061940897aa94f189147583a20c45a03b9952da2f552aec7285e4354beb15 [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" "a78061940897aa94f189147583a20c45a03b9952da2f552aec7285e4354beb15", kill_on_drop: false }` [INFO] [stderr] Compiling server v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `TcpStream` [INFO] [stdout] --> src/main.rs:1:29 [INFO] [stdout] | [INFO] [stdout] 1 | use std::net::{TcpListener, TcpStream}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/main.rs:168:44 [INFO] [stdout] | [INFO] [stdout] 168 | q_str = Some(QueryString::from((&path[i+1..]))); [INFO] [stdout] | ^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buf` [INFO] [stdout] --> src/main.rs:113:28 [INFO] [stdout] | [INFO] [stdout] 113 | fn from_byte_to_struct(buf: &[u8]) -> Result { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_buf` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:212:9 [INFO] [stdout] | [INFO] [stdout] 212 | let mut iter = str.chars(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `from_byte_to_struct` [INFO] [stdout] --> src/main.rs:113:8 [INFO] [stdout] | [INFO] [stdout] 113 | fn from_byte_to_struct(buf: &[u8]) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `query_string` [INFO] [stdout] --> src/main.rs:122:8 [INFO] [stdout] | [INFO] [stdout] 122 | fn query_string(&self) -> Option<&QueryString> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `parse` [INFO] [stdout] --> src/main.rs:237:8 [INFO] [stdout] | [INFO] [stdout] 237 | fn parse(&self, key:&str) -> Option<&Value> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.14s [INFO] running `Command { std: "docker" "inspect" "a78061940897aa94f189147583a20c45a03b9952da2f552aec7285e4354beb15", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a78061940897aa94f189147583a20c45a03b9952da2f552aec7285e4354beb15", kill_on_drop: false }` [INFO] [stdout] a78061940897aa94f189147583a20c45a03b9952da2f552aec7285e4354beb15 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", 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] 04a7065ab29d30eb3e0803c80264320f9aa26fb312c1a79451fb6e1c03a4a3a6 [INFO] running `Command { std: "docker" "start" "-a" "04a7065ab29d30eb3e0803c80264320f9aa26fb312c1a79451fb6e1c03a4a3a6", kill_on_drop: false }` [INFO] [stderr] Compiling server v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `TcpStream` [INFO] [stdout] --> src/main.rs:1:29 [INFO] [stdout] | [INFO] [stdout] 1 | use std::net::{TcpListener, TcpStream}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/main.rs:168:44 [INFO] [stdout] | [INFO] [stdout] 168 | q_str = Some(QueryString::from((&path[i+1..]))); [INFO] [stdout] | ^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buf` [INFO] [stdout] --> src/main.rs:113:28 [INFO] [stdout] | [INFO] [stdout] 113 | fn from_byte_to_struct(buf: &[u8]) -> Result { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_buf` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:212:9 [INFO] [stdout] | [INFO] [stdout] 212 | let mut iter = str.chars(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `from_byte_to_struct` [INFO] [stdout] --> src/main.rs:113:8 [INFO] [stdout] | [INFO] [stdout] 113 | fn from_byte_to_struct(buf: &[u8]) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `query_string` [INFO] [stdout] --> src/main.rs:122:8 [INFO] [stdout] | [INFO] [stdout] 122 | fn query_string(&self) -> Option<&QueryString> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `parse` [INFO] [stdout] --> src/main.rs:237:8 [INFO] [stdout] | [INFO] [stdout] 237 | fn parse(&self, key:&str) -> Option<&Value> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.81s [INFO] running `Command { std: "docker" "inspect" "04a7065ab29d30eb3e0803c80264320f9aa26fb312c1a79451fb6e1c03a4a3a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "04a7065ab29d30eb3e0803c80264320f9aa26fb312c1a79451fb6e1c03a4a3a6", kill_on_drop: false }` [INFO] [stdout] 04a7065ab29d30eb3e0803c80264320f9aa26fb312c1a79451fb6e1c03a4a3a6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", 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] 5b71c646681c457971da43afdc7ed8a497f7decd2e2f5419129e228a81435dd7 [INFO] running `Command { std: "docker" "start" "-a" "5b71c646681c457971da43afdc7ed8a497f7decd2e2f5419129e228a81435dd7", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `TcpStream` [INFO] [stderr] --> src/main.rs:1:29 [INFO] [stderr] | [INFO] [stderr] 1 | use std::net::{TcpListener, TcpStream}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/main.rs:168:44 [INFO] [stderr] | [INFO] [stderr] 168 | q_str = Some(QueryString::from((&path[i+1..]))); [INFO] [stderr] | ^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `buf` [INFO] [stderr] --> src/main.rs:113:28 [INFO] [stderr] | [INFO] [stderr] 113 | fn from_byte_to_struct(buf: &[u8]) -> Result { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_buf` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:212:9 [INFO] [stderr] | [INFO] [stderr] 212 | let mut iter = str.chars(); [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: `from_byte_to_struct` [INFO] [stderr] --> src/main.rs:113:8 [INFO] [stderr] | [INFO] [stderr] 113 | fn from_byte_to_struct(buf: &[u8]) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `query_string` [INFO] [stderr] --> src/main.rs:122:8 [INFO] [stderr] | [INFO] [stderr] 122 | fn query_string(&self) -> Option<&QueryString> { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `parse` [INFO] [stderr] --> src/main.rs:237:8 [INFO] [stderr] | [INFO] [stderr] 237 | fn parse(&self, key:&str) -> Option<&Value> { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `server` (bin "server" test) generated 7 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/server-c634a747b4069a02) [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" "5b71c646681c457971da43afdc7ed8a497f7decd2e2f5419129e228a81435dd7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b71c646681c457971da43afdc7ed8a497f7decd2e2f5419129e228a81435dd7", kill_on_drop: false }` [INFO] [stdout] 5b71c646681c457971da43afdc7ed8a497f7decd2e2f5419129e228a81435dd7