[INFO] fetching crate FullMathOP 0.1.0...
[INFO] testing FullMathOP-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate FullMathOP 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate FullMathOP 0.1.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate FullMathOP 0.1.0
[INFO] finished tweaking crates.io crate FullMathOP 0.1.0
[INFO] tweaked toml for crates.io crate FullMathOP 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 9e362becad4ab8705ad808e18330929aefe42b7db172f5820c7b9a4f24adf658
[INFO] running `Command { std: "docker" "start" "-a" "9e362becad4ab8705ad808e18330929aefe42b7db172f5820c7b9a4f24adf658", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e362becad4ab8705ad808e18330929aefe42b7db172f5820c7b9a4f24adf658", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e362becad4ab8705ad808e18330929aefe42b7db172f5820c7b9a4f24adf658", kill_on_drop: false }`
[INFO] [stdout] 9e362becad4ab8705ad808e18330929aefe42b7db172f5820c7b9a4f24adf658
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6593d745eb79e9d68906f8602ac8721213d66867832e48a1de1adc66182c47d7
[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" "6593d745eb79e9d68906f8602ac8721213d66867832e48a1de1adc66182c47d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling FullMathOP v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `FullMathOP` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `full_math_op`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `MathOP` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod MathOP {
[INFO] [stdout]   |         ^^^^^^ help: convert the identifier to snake case: `math_op`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "6593d745eb79e9d68906f8602ac8721213d66867832e48a1de1adc66182c47d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6593d745eb79e9d68906f8602ac8721213d66867832e48a1de1adc66182c47d7", kill_on_drop: false }`
[INFO] [stdout] 6593d745eb79e9d68906f8602ac8721213d66867832e48a1de1adc66182c47d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4a6dba551068813c231bc52a177215402cd58051e3b37be6de63ae17279f7fe
[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" "d4a6dba551068813c231bc52a177215402cd58051e3b37be6de63ae17279f7fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling FullMathOP v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `FullMathOP` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `full_math_op`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `MathOP` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod MathOP {
[INFO] [stdout]   |         ^^^^^^ help: convert the identifier to snake case: `math_op`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `FullMathOP` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `full_math_op`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `MathOP` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod MathOP {
[INFO] [stdout]   |         ^^^^^^ help: convert the identifier to snake case: `math_op`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "d4a6dba551068813c231bc52a177215402cd58051e3b37be6de63ae17279f7fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4a6dba551068813c231bc52a177215402cd58051e3b37be6de63ae17279f7fe", kill_on_drop: false }`
[INFO] [stdout] d4a6dba551068813c231bc52a177215402cd58051e3b37be6de63ae17279f7fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c438d724d78c68705ec5f724cfcbfeba1ca2b90ffbe60861e4a0867a8b2f8570
[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" "c438d724d78c68705ec5f724cfcbfeba1ca2b90ffbe60861e4a0867a8b2f8570", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr] warning: crate `FullMathOP` should have a snake case name
[INFO] [stdout] running 0 tests
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr]   = help: convert the identifier to snake case: `full_math_op`
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] warning: module `MathOP` should have a snake case name
[INFO] [stderr]  --> src/lib.rs:1:9
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub mod MathOP {
[INFO] [stderr]   |         ^^^^^^ help: convert the identifier to snake case: `math_op`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: crate `FullMathOP` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `full_math_op`
[INFO] [stderr] 
[INFO] [stderr] warning: module `MathOP` should have a snake case name
[INFO] [stderr]  --> src/lib.rs:1:9
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub mod MathOP {
[INFO] [stderr]   |         ^^^^^^ help: convert the identifier to snake case: `math_op`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/FullMathOP-a1981c6f9a55a010
[INFO] [stderr]    Doc-tests FullMathOP
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c438d724d78c68705ec5f724cfcbfeba1ca2b90ffbe60861e4a0867a8b2f8570", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c438d724d78c68705ec5f724cfcbfeba1ca2b90ffbe60861e4a0867a8b2f8570", kill_on_drop: false }`
[INFO] [stdout] c438d724d78c68705ec5f724cfcbfeba1ca2b90ffbe60861e4a0867a8b2f8570