[INFO] fetching crate basic_maths 0.0.1...
[INFO] testing basic_maths-0.0.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate basic_maths 0.0.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate basic_maths 0.0.1 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 basic_maths 0.0.1
[INFO] finished tweaking crates.io crate basic_maths 0.0.1
[INFO] tweaked toml for crates.io crate basic_maths 0.0.1 written to /workspace/builds/worker-6/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-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b5ce9a10eb0ff4ec76034c2348e4ed99d3f5a048d96d9202c8606aef3de7c128
[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" "b5ce9a10eb0ff4ec76034c2348e4ed99d3f5a048d96d9202c8606aef3de7c128", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5ce9a10eb0ff4ec76034c2348e4ed99d3f5a048d96d9202c8606aef3de7c128", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5ce9a10eb0ff4ec76034c2348e4ed99d3f5a048d96d9202c8606aef3de7c128", kill_on_drop: false }`
[INFO] [stdout] b5ce9a10eb0ff4ec76034c2348e4ed99d3f5a048d96d9202c8606aef3de7c128
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f4b11a49ab273889c588d6a8f9b9aa33a93531b43a9688a40a6bf08cdb87c05
[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" "0f4b11a49ab273889c588d6a8f9b9aa33a93531b43a9688a40a6bf08cdb87c05", kill_on_drop: false }`
[INFO] [stderr]    Compiling basic_maths v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `Add` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn Add(x: i64, y:i64)-> i64{
[INFO] [stdout]   |        ^^^ help: convert the identifier to snake case: `add`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `Mul` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn Mul(x: i64, y:i64)->i64{
[INFO] [stdout]   |        ^^^ help: convert the identifier to snake case: `mul`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `Div` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn Div(x: i64, y:i64)->i64{
[INFO] [stdout]    |        ^^^ help: convert the identifier to snake case: `div`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `Sub` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn Sub(x: i64, y:i64)->i64{
[INFO] [stdout]    |        ^^^ help: convert the identifier to snake case (notice the capitalization): `sub`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `Mod` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn Mod(x: i64, y:i64)->i64{
[INFO] [stdout]    |        ^^^ help: convert the identifier to snake case: `mod`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "0f4b11a49ab273889c588d6a8f9b9aa33a93531b43a9688a40a6bf08cdb87c05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f4b11a49ab273889c588d6a8f9b9aa33a93531b43a9688a40a6bf08cdb87c05", kill_on_drop: false }`
[INFO] [stdout] 0f4b11a49ab273889c588d6a8f9b9aa33a93531b43a9688a40a6bf08cdb87c05
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fbdc46860fe469bfb0cbccc0c370e0b4979d4ffecef243661aa9b85480c5cf01
[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" "fbdc46860fe469bfb0cbccc0c370e0b4979d4ffecef243661aa9b85480c5cf01", kill_on_drop: false }`
[INFO] [stdout] warning: function `Add` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn Add(x: i64, y:i64)-> i64{
[INFO] [stdout]   |        ^^^ help: convert the identifier to snake case: `add`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling basic_maths v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `Mul` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn Mul(x: i64, y:i64)->i64{
[INFO] [stdout]   |        ^^^ help: convert the identifier to snake case: `mul`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `Div` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn Div(x: i64, y:i64)->i64{
[INFO] [stdout]    |        ^^^ help: convert the identifier to snake case: `div`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `Sub` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn Sub(x: i64, y:i64)->i64{
[INFO] [stdout]    |        ^^^ help: convert the identifier to snake case (notice the capitalization): `sub`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `Mod` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn Mod(x: i64, y:i64)->i64{
[INFO] [stdout]    |        ^^^ help: convert the identifier to snake case: `mod`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `Add` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn Add(x: i64, y:i64)-> i64{
[INFO] [stdout]   |        ^^^ help: convert the identifier to snake case: `add`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `Mul` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn Mul(x: i64, y:i64)->i64{
[INFO] [stdout]   |        ^^^ help: convert the identifier to snake case: `mul`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `Div` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn Div(x: i64, y:i64)->i64{
[INFO] [stdout]    |        ^^^ help: convert the identifier to snake case: `div`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `Sub` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn Sub(x: i64, y:i64)->i64{
[INFO] [stdout]    |        ^^^ help: convert the identifier to snake case (notice the capitalization): `sub`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `Mod` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn Mod(x: i64, y:i64)->i64{
[INFO] [stdout]    |        ^^^ help: convert the identifier to snake case: `mod`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "fbdc46860fe469bfb0cbccc0c370e0b4979d4ffecef243661aa9b85480c5cf01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbdc46860fe469bfb0cbccc0c370e0b4979d4ffecef243661aa9b85480c5cf01", kill_on_drop: false }`
[INFO] [stdout] fbdc46860fe469bfb0cbccc0c370e0b4979d4ffecef243661aa9b85480c5cf01
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 88f823c75abeab089b117d47a960855bf5e2c87a4832c81bdfb82471e162f463
[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" "88f823c75abeab089b117d47a960855bf5e2c87a4832c81bdfb82471e162f463", kill_on_drop: false }`
[INFO] [stderr] warning: function `Add` should have a snake case name
[INFO] [stderr]  --> src/lib.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn Add(x: i64, y:i64)-> i64{
[INFO] [stderr]   |        ^^^ help: convert the identifier to snake case: `add`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `Mul` should have a snake case name
[INFO] [stderr]  --> src/lib.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn Mul(x: i64, y:i64)->i64{
[INFO] [stderr]   |        ^^^ help: convert the identifier to snake case: `mul`
[INFO] [stderr] 
[INFO] [stderr] warning: function `Div` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub fn Div(x: i64, y:i64)->i64{
[INFO] [stderr]    |        ^^^ help: convert the identifier to snake case: `div`
[INFO] [stderr] 
[INFO] [stderr] warning: function `Sub` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:14:8
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub fn Sub(x: i64, y:i64)->i64{
[INFO] [stderr]    |        ^^^ help: convert the identifier to snake case (notice the capitalization): `sub`
[INFO] [stderr] 
[INFO] [stderr] warning: function `Mod` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:18:8
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub fn Mod(x: i64, y:i64)->i64{
[INFO] [stderr]    |        ^^^ help: convert the identifier to snake case: `mod`
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: function `Add` should have a snake case name
[INFO] [stderr]  --> src/lib.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn Add(x: i64, y:i64)-> i64{
[INFO] [stderr]   |        ^^^ help: convert the identifier to snake case: `add`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `Mul` should have a snake case name
[INFO] [stderr]  --> src/lib.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn Mul(x: i64, y:i64)->i64{
[INFO] [stderr]   |        ^^^ help: convert the identifier to snake case: `mul`
[INFO] [stderr] 
[INFO] [stderr] warning: function `Div` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub fn Div(x: i64, y:i64)->i64{
[INFO] [stderr]    |        ^^^ help: convert the identifier to snake case: `div`
[INFO] [stderr] 
[INFO] [stderr] warning: function `Sub` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:14:8
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub fn Sub(x: i64, y:i64)->i64{
[INFO] [stderr]    |        ^^^ help: convert the identifier to snake case (notice the capitalization): `sub`
[INFO] [stderr] 
[INFO] [stderr] warning: function `Mod` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:18:8
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub fn Mod(x: i64, y:i64)->i64{
[INFO] [stderr]    |        ^^^ help: convert the identifier to snake case: `mod`
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/basic_maths-b4947de19218c8da
[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] [stderr]    Doc-tests basic_maths
[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" "88f823c75abeab089b117d47a960855bf5e2c87a4832c81bdfb82471e162f463", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88f823c75abeab089b117d47a960855bf5e2c87a4832c81bdfb82471e162f463", kill_on_drop: false }`
[INFO] [stdout] 88f823c75abeab089b117d47a960855bf5e2c87a4832c81bdfb82471e162f463