[INFO] cloning repository https://github.com/adsick/learngit
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/adsick/learngit" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadsick%2Flearngit", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadsick%2Flearngit'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 084228613d0dcc9c81fd4408b26faedbbe0266d1
[INFO] testing adsick/learngit against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadsick%2Flearngit" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/adsick/learngit on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/adsick/learngit
[INFO] finished tweaking git repo https://github.com/adsick/learngit
[INFO] tweaked toml for git repo https://github.com/adsick/learngit written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/adsick/learngit already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a5b91a62c801aa9a3c746268558762dc01a3a66ff024bd85177753d2926d65b9
[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" "a5b91a62c801aa9a3c746268558762dc01a3a66ff024bd85177753d2926d65b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5b91a62c801aa9a3c746268558762dc01a3a66ff024bd85177753d2926d65b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5b91a62c801aa9a3c746268558762dc01a3a66ff024bd85177753d2926d65b9", kill_on_drop: false }`
[INFO] [stdout] a5b91a62c801aa9a3c746268558762dc01a3a66ff024bd85177753d2926d65b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dbd7fa62292b5c22a1d32194e450e5d5a5e8a35748eb5195a8c852a145ffc12a
[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" "dbd7fa62292b5c22a1d32194e450e5d5a5e8a35748eb5195a8c852a145ffc12a", kill_on_drop: false }`
[INFO] [stderr]    Compiling learngit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `some_cool_stuff` should have an upper camel case name
[INFO] [stdout]  --> src/mymod.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 |     struct some_cool_stuff{
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `SomeCoolStuff`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `choise1` should have an upper camel case name
[INFO] [stdout]  --> src/mymod.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |         choise1,
[INFO] [stdout]   |         ^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Choise1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `choise2` should have an upper camel case name
[INFO] [stdout]  --> src/mymod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |         choise2
[INFO] [stdout]   |         ^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Choise2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `dude` should have an upper camel case name
[INFO] [stdout]   --> src/mymod.rs:11:16
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub struct dude{
[INFO] [stdout]    |                ^^^^ help: convert the identifier to upper camel case: `Dude`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/mymod.rs:25:20
[INFO] [stdout]    |
[INFO] [stdout] 25 |         pub fn eat(mut self)->Self{
[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: struct is never constructed: `some_cool_stuff`
[INFO] [stdout]  --> src/mymod.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 |     struct some_cool_stuff{
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `choise2`
[INFO] [stdout]  --> src/mymod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |         choise2
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `eat`
[INFO] [stdout]   --> src/mymod.rs:25:16
[INFO] [stdout]    |
[INFO] [stdout] 25 |         pub fn eat(mut self)->Self{
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fancy_function`
[INFO] [stdout]   --> src/main.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn fancy_function(){
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "dbd7fa62292b5c22a1d32194e450e5d5a5e8a35748eb5195a8c852a145ffc12a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbd7fa62292b5c22a1d32194e450e5d5a5e8a35748eb5195a8c852a145ffc12a", kill_on_drop: false }`
[INFO] [stdout] dbd7fa62292b5c22a1d32194e450e5d5a5e8a35748eb5195a8c852a145ffc12a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2021-01-01" "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] e1df81104d8dc3f385584d6e141762179454e4d7caa20753f5c111ebf05034f2
[INFO] running `Command { std: "docker" "start" "-a" "e1df81104d8dc3f385584d6e141762179454e4d7caa20753f5c111ebf05034f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling learngit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `some_cool_stuff` should have an upper camel case name
[INFO] [stdout]  --> src/mymod.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 |     struct some_cool_stuff{
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `SomeCoolStuff`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `choise1` should have an upper camel case name
[INFO] [stdout]  --> src/mymod.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |         choise1,
[INFO] [stdout]   |         ^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Choise1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `choise2` should have an upper camel case name
[INFO] [stdout]  --> src/mymod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |         choise2
[INFO] [stdout]   |         ^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Choise2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `dude` should have an upper camel case name
[INFO] [stdout]   --> src/mymod.rs:11:16
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub struct dude{
[INFO] [stdout]    |                ^^^^ help: convert the identifier to upper camel case: `Dude`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/mymod.rs:25:20
[INFO] [stdout]    |
[INFO] [stdout] 25 |         pub fn eat(mut self)->Self{
[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: struct is never constructed: `some_cool_stuff`
[INFO] [stdout]  --> src/mymod.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 |     struct some_cool_stuff{
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `choise2`
[INFO] [stdout]  --> src/mymod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |         choise2
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `eat`
[INFO] [stdout]   --> src/mymod.rs:25:16
[INFO] [stdout]    |
[INFO] [stdout] 25 |         pub fn eat(mut self)->Self{
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fancy_function`
[INFO] [stdout]   --> src/main.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn fancy_function(){
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "e1df81104d8dc3f385584d6e141762179454e4d7caa20753f5c111ebf05034f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1df81104d8dc3f385584d6e141762179454e4d7caa20753f5c111ebf05034f2", kill_on_drop: false }`
[INFO] [stdout] e1df81104d8dc3f385584d6e141762179454e4d7caa20753f5c111ebf05034f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e957f06a2827455d37641958974f4ef2fd46f2115c58107f630b5fa2f2e99beb
[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" "e957f06a2827455d37641958974f4ef2fd46f2115c58107f630b5fa2f2e99beb", kill_on_drop: false }`
[INFO] [stderr] warning: type `some_cool_stuff` should have an upper camel case name
[INFO] [stderr]  --> src/mymod.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 |     struct some_cool_stuff{
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `SomeCoolStuff`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `choise1` should have an upper camel case name
[INFO] [stderr]  --> src/mymod.rs:6:9
[INFO] [stderr]   |
[INFO] [stderr] 6 |         choise1,
[INFO] [stderr]   |         ^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Choise1`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `choise2` should have an upper camel case name
[INFO] [stderr]  --> src/mymod.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 |         choise2
[INFO] [stderr]   |         ^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Choise2`
[INFO] [stderr] 
[INFO] [stderr] warning: type `dude` should have an upper camel case name
[INFO] [stderr]   --> src/mymod.rs:11:16
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub struct dude{
[INFO] [stderr]    |                ^^^^ help: convert the identifier to upper camel case: `Dude`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/mymod.rs:25:20
[INFO] [stderr]    |
[INFO] [stderr] 25 |         pub fn eat(mut self)->Self{
[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: struct is never constructed: `some_cool_stuff`
[INFO] [stderr]  --> src/mymod.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 |     struct some_cool_stuff{
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `choise2`
[INFO] [stderr]  --> src/mymod.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 |         choise2
[INFO] [stderr]   |         ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `eat`
[INFO] [stderr]   --> src/mymod.rs:25:16
[INFO] [stderr]    |
[INFO] [stderr] 25 |         pub fn eat(mut self)->Self{
[INFO] [stderr]    |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `fancy_function`
[INFO] [stderr]   --> src/main.rs:12:4
[INFO] [stderr]    |
[INFO] [stderr] 12 | fn fancy_function(){
[INFO] [stderr]    |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/learngit-ab747b6ed9a71263
[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" "e957f06a2827455d37641958974f4ef2fd46f2115c58107f630b5fa2f2e99beb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e957f06a2827455d37641958974f4ef2fd46f2115c58107f630b5fa2f2e99beb", kill_on_drop: false }`
[INFO] [stdout] e957f06a2827455d37641958974f4ef2fd46f2115c58107f630b5fa2f2e99beb