[INFO] fetching crate europa_net 0.1.1...
[INFO] testing europa_net-0.1.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate europa_net 0.1.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate europa_net 0.1.1 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 crates.io crate europa_net 0.1.1
[INFO] finished tweaking crates.io crate europa_net 0.1.1
[INFO] tweaked toml for crates.io crate europa_net 0.1.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 256c64142b1bab3be2a6e6803463a10fb67d5a6f0ba601fa782c3b5a8dee8baa
[INFO] running `Command { std: "docker" "start" "-a" "256c64142b1bab3be2a6e6803463a10fb67d5a6f0ba601fa782c3b5a8dee8baa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "256c64142b1bab3be2a6e6803463a10fb67d5a6f0ba601fa782c3b5a8dee8baa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "256c64142b1bab3be2a6e6803463a10fb67d5a6f0ba601fa782c3b5a8dee8baa", kill_on_drop: false }`
[INFO] [stdout] 256c64142b1bab3be2a6e6803463a10fb67d5a6f0ba601fa782c3b5a8dee8baa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] de5cc01c3c8f9040203c0cb1ead307d505b9147cf4caf6862b2b1021692e30e1
[INFO] running `Command { std: "docker" "start" "-a" "de5cc01c3c8f9040203c0cb1ead307d505b9147cf4caf6862b2b1021692e30e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling europa_net v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `sayHello` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn sayHello() {
[INFO] [stdout]   |        ^^^^^^^^ help: convert the identifier to snake case: `say_hello`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "de5cc01c3c8f9040203c0cb1ead307d505b9147cf4caf6862b2b1021692e30e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de5cc01c3c8f9040203c0cb1ead307d505b9147cf4caf6862b2b1021692e30e1", kill_on_drop: false }`
[INFO] [stdout] de5cc01c3c8f9040203c0cb1ead307d505b9147cf4caf6862b2b1021692e30e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stdout] 319005070cced4eddc8970721f848e59db08d42746e232b5c5eb21df7d6e11c9
[INFO] running `Command { std: "docker" "start" "-a" "319005070cced4eddc8970721f848e59db08d42746e232b5c5eb21df7d6e11c9", kill_on_drop: false }`
[INFO] [stdout] warning: function `sayHello` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn sayHello() {
[INFO] [stdout]   |        ^^^^^^^^ help: convert the identifier to snake case: `say_hello`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling europa_net v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sayHello` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn sayHello() {
[INFO] [stdout]   |        ^^^^^^^^ help: convert the identifier to snake case: `say_hello`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "319005070cced4eddc8970721f848e59db08d42746e232b5c5eb21df7d6e11c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "319005070cced4eddc8970721f848e59db08d42746e232b5c5eb21df7d6e11c9", kill_on_drop: false }`
[INFO] [stdout] 319005070cced4eddc8970721f848e59db08d42746e232b5c5eb21df7d6e11c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stdout] 51e8d7f3e1345ae852b2d6b0f250b600d5a69928fdbd8260dc7a25328ff0fea9
[INFO] running `Command { std: "docker" "start" "-a" "51e8d7f3e1345ae852b2d6b0f250b600d5a69928fdbd8260dc7a25328ff0fea9", kill_on_drop: false }`
[INFO] [stderr] warning: function `sayHello` should have a snake case name
[INFO] [stderr]  --> src/lib.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn sayHello() {
[INFO] [stderr]   |        ^^^^^^^^ help: convert the identifier to snake case: `say_hello`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `europa_net` (lib) generated 1 warning
[INFO] [stderr] warning: `europa_net` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/europa_net-ab728b7186d7fb94)
[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] [stderr]    Doc-tests europa_net
[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" "51e8d7f3e1345ae852b2d6b0f250b600d5a69928fdbd8260dc7a25328ff0fea9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51e8d7f3e1345ae852b2d6b0f250b600d5a69928fdbd8260dc7a25328ff0fea9", kill_on_drop: false }`
[INFO] [stdout] 51e8d7f3e1345ae852b2d6b0f250b600d5a69928fdbd8260dc7a25328ff0fea9