[INFO] cloning repository https://github.com/wmmnola/NumberGuess
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wmmnola/NumberGuess" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwmmnola%2FNumberGuess", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwmmnola%2FNumberGuess'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3cc1a9e1fd3bc731e946c78e4222dcab457e16de
[INFO] testing wmmnola/NumberGuess 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%2Fwmmnola%2FNumberGuess" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wmmnola/NumberGuess 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/wmmnola/NumberGuess
[INFO] finished tweaking git repo https://github.com/wmmnola/NumberGuess
[INFO] tweaked toml for git repo https://github.com/wmmnola/NumberGuess written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/wmmnola/NumberGuess 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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 450430afe92df68e9c635775d29804ce0500af4af343c517ab9f2d39cddeffb0
[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" "450430afe92df68e9c635775d29804ce0500af4af343c517ab9f2d39cddeffb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "450430afe92df68e9c635775d29804ce0500af4af343c517ab9f2d39cddeffb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "450430afe92df68e9c635775d29804ce0500af4af343c517ab9f2d39cddeffb0", kill_on_drop: false }`
[INFO] [stdout] 450430afe92df68e9c635775d29804ce0500af4af343c517ab9f2d39cddeffb0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 13073df706d6267dceb70015ca86a66f104a1a34059291d2df03cd50002d2d5a
[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" "13073df706d6267dceb70015ca86a66f104a1a34059291d2df03cd50002d2d5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.18
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling hello_cargo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]   --> src/main.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |     match guess.trim_right().parse::<i32>() {
[INFO] [stdout]    |                 ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `dialog`
[INFO] [stdout]   --> src/main.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn dialog() -> i32 {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `guessANumber`
[INFO] [stdout]   --> src/main.rs:51:4
[INFO] [stdout]    |
[INFO] [stdout] 51 | fn guessANumber(number: i32 , guess: i32 ) -> bool{
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `upperBound` should have a snake case name
[INFO] [stdout]   --> src/main.rs:28:19
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn computer_guess(upperBound: i32, lowerBound :i32, random: i32, steps: &i32){
[INFO] [stdout]    |                   ^^^^^^^^^^ help: convert the identifier to snake case: `upper_bound`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `lowerBound` should have a snake case name
[INFO] [stdout]   --> src/main.rs:28:36
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn computer_guess(upperBound: i32, lowerBound :i32, random: i32, steps: &i32){
[INFO] [stdout]    |                                    ^^^^^^^^^^ help: convert the identifier to snake case: `lower_bound`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `oldUpperBound` should have a snake case name
[INFO] [stdout]   --> src/main.rs:35:54
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn computer_guess_a_number(number: i32 , guess: i32, oldUpperBound: i32, oldLowerBound: i32, steps:i32){
[INFO] [stdout]    |                                                      ^^^^^^^^^^^^^ help: convert the identifier to snake case: `old_upper_bound`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `oldLowerBound` should have a snake case name
[INFO] [stdout]   --> src/main.rs:35:74
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn computer_guess_a_number(number: i32 , guess: i32, oldUpperBound: i32, oldLowerBound: i32, steps:i32){
[INFO] [stdout]    |                                                                          ^^^^^^^^^^^^^ help: convert the identifier to snake case: `old_lower_bound`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `guessANumber` should have a snake case name
[INFO] [stdout]   --> src/main.rs:51:4
[INFO] [stdout]    |
[INFO] [stdout] 51 | fn guessANumber(number: i32 , guess: i32 ) -> bool{
[INFO] [stdout]    |    ^^^^^^^^^^^^ help: convert the identifier to snake case: `guess_anumber`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.69s
[INFO] running `Command { std: "docker" "inspect" "13073df706d6267dceb70015ca86a66f104a1a34059291d2df03cd50002d2d5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13073df706d6267dceb70015ca86a66f104a1a34059291d2df03cd50002d2d5a", kill_on_drop: false }`
[INFO] [stdout] 13073df706d6267dceb70015ca86a66f104a1a34059291d2df03cd50002d2d5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] 37fda247e6e7d08d6321838047bd785f20280311f2df5aea5fe6171e0e07608a
[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" "37fda247e6e7d08d6321838047bd785f20280311f2df5aea5fe6171e0e07608a", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello_cargo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]   --> src/main.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |     match guess.trim_right().parse::<i32>() {
[INFO] [stdout]    |                 ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `dialog`
[INFO] [stdout]   --> src/main.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn dialog() -> i32 {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `guessANumber`
[INFO] [stdout]   --> src/main.rs:51:4
[INFO] [stdout]    |
[INFO] [stdout] 51 | fn guessANumber(number: i32 , guess: i32 ) -> bool{
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `upperBound` should have a snake case name
[INFO] [stdout]   --> src/main.rs:28:19
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn computer_guess(upperBound: i32, lowerBound :i32, random: i32, steps: &i32){
[INFO] [stdout]    |                   ^^^^^^^^^^ help: convert the identifier to snake case: `upper_bound`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `lowerBound` should have a snake case name
[INFO] [stdout]   --> src/main.rs:28:36
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn computer_guess(upperBound: i32, lowerBound :i32, random: i32, steps: &i32){
[INFO] [stdout]    |                                    ^^^^^^^^^^ help: convert the identifier to snake case: `lower_bound`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `oldUpperBound` should have a snake case name
[INFO] [stdout]   --> src/main.rs:35:54
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn computer_guess_a_number(number: i32 , guess: i32, oldUpperBound: i32, oldLowerBound: i32, steps:i32){
[INFO] [stdout]    |                                                      ^^^^^^^^^^^^^ help: convert the identifier to snake case: `old_upper_bound`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `oldLowerBound` should have a snake case name
[INFO] [stdout]   --> src/main.rs:35:74
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn computer_guess_a_number(number: i32 , guess: i32, oldUpperBound: i32, oldLowerBound: i32, steps:i32){
[INFO] [stdout]    |                                                                          ^^^^^^^^^^^^^ help: convert the identifier to snake case: `old_lower_bound`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `guessANumber` should have a snake case name
[INFO] [stdout]   --> src/main.rs:51:4
[INFO] [stdout]    |
[INFO] [stdout] 51 | fn guessANumber(number: i32 , guess: i32 ) -> bool{
[INFO] [stdout]    |    ^^^^^^^^^^^^ help: convert the identifier to snake case: `guess_anumber`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "37fda247e6e7d08d6321838047bd785f20280311f2df5aea5fe6171e0e07608a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37fda247e6e7d08d6321838047bd785f20280311f2df5aea5fe6171e0e07608a", kill_on_drop: false }`
[INFO] [stdout] 37fda247e6e7d08d6321838047bd785f20280311f2df5aea5fe6171e0e07608a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 903aa8ea024a98484d3f53656cbd10178fafda50351d1fd390fe1e7707dab8b9
[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" "903aa8ea024a98484d3f53656cbd10178fafda50351d1fd390fe1e7707dab8b9", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stderr]   --> src/main.rs:21:17
[INFO] [stderr]    |
[INFO] [stderr] 21 |     match guess.trim_right().parse::<i32>() {
[INFO] [stderr]    |                 ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `dialog`
[INFO] [stderr]   --> src/main.rs:15:4
[INFO] [stderr]    |
[INFO] [stderr] 15 | fn dialog() -> i32 {
[INFO] [stderr]    |    ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `guessANumber`
[INFO] [stderr]   --> src/main.rs:51:4
[INFO] [stderr]    |
[INFO] [stderr] 51 | fn guessANumber(number: i32 , guess: i32 ) -> bool{
[INFO] [stderr]    |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `upperBound` should have a snake case name
[INFO] [stderr]   --> src/main.rs:28:19
[INFO] [stderr]    |
[INFO] [stderr] 28 | fn computer_guess(upperBound: i32, lowerBound :i32, random: i32, steps: &i32){
[INFO] [stderr]    |                   ^^^^^^^^^^ help: convert the identifier to snake case: `upper_bound`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `lowerBound` should have a snake case name
[INFO] [stderr]   --> src/main.rs:28:36
[INFO] [stderr]    |
[INFO] [stderr] 28 | fn computer_guess(upperBound: i32, lowerBound :i32, random: i32, steps: &i32){
[INFO] [stderr]    |                                    ^^^^^^^^^^ help: convert the identifier to snake case: `lower_bound`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `oldUpperBound` should have a snake case name
[INFO] [stderr]   --> src/main.rs:35:54
[INFO] [stderr]    |
[INFO] [stderr] 35 | fn computer_guess_a_number(number: i32 , guess: i32, oldUpperBound: i32, oldLowerBound: i32, steps:i32){
[INFO] [stderr]    |                                                      ^^^^^^^^^^^^^ help: convert the identifier to snake case: `old_upper_bound`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `oldLowerBound` should have a snake case name
[INFO] [stderr]   --> src/main.rs:35:74
[INFO] [stderr]    |
[INFO] [stderr] 35 | fn computer_guess_a_number(number: i32 , guess: i32, oldUpperBound: i32, oldLowerBound: i32, steps:i32){
[INFO] [stderr]    |                                                                          ^^^^^^^^^^^^^ help: convert the identifier to snake case: `old_lower_bound`
[INFO] [stderr] 
[INFO] [stderr] warning: function `guessANumber` should have a snake case name
[INFO] [stderr]   --> src/main.rs:51:4
[INFO] [stderr]    |
[INFO] [stderr] 51 | fn guessANumber(number: i32 , guess: i32 ) -> bool{
[INFO] [stderr]    |    ^^^^^^^^^^^^ help: convert the identifier to snake case: `guess_anumber`
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hello_cargo-5d9313221588711e
[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" "903aa8ea024a98484d3f53656cbd10178fafda50351d1fd390fe1e7707dab8b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "903aa8ea024a98484d3f53656cbd10178fafda50351d1fd390fe1e7707dab8b9", kill_on_drop: false }`
[INFO] [stdout] 903aa8ea024a98484d3f53656cbd10178fafda50351d1fd390fe1e7707dab8b9