[INFO] cloning repository https://github.com/devsnest-bigslipper/rust_newbie
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/devsnest-bigslipper/rust_newbie" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevsnest-bigslipper%2Frust_newbie", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevsnest-bigslipper%2Frust_newbie'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1a5a6fdedda83e0ae8b6168b507c74fbf543a753
[INFO] testing devsnest-bigslipper/rust_newbie against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevsnest-bigslipper%2Frust_newbie" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/devsnest-bigslipper/rust_newbie
[INFO] finished tweaking git repo https://github.com/devsnest-bigslipper/rust_newbie
[INFO] tweaked toml for git repo https://github.com/devsnest-bigslipper/rust_newbie written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/devsnest-bigslipper/rust_newbie on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/devsnest-bigslipper/rust_newbie already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 271e78f70ad96aa274c163655c9d9f0e2825d41e42e2dd9015aaf37b8fe7c5f4
[INFO] running `Command { std: "docker" "start" "-a" "271e78f70ad96aa274c163655c9d9f0e2825d41e42e2dd9015aaf37b8fe7c5f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "271e78f70ad96aa274c163655c9d9f0e2825d41e42e2dd9015aaf37b8fe7c5f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "271e78f70ad96aa274c163655c9d9f0e2825d41e42e2dd9015aaf37b8fe7c5f4", kill_on_drop: false }`
[INFO] [stdout] 271e78f70ad96aa274c163655c9d9f0e2825d41e42e2dd9015aaf37b8fe7c5f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96b46d0338b2eb8b6b098d20014bd513a36558b7fdb894fad62ee81750cb0be8
[INFO] running `Command { std: "docker" "start" "-a" "96b46d0338b2eb8b6b098d20014bd513a36558b7fdb894fad62ee81750cb0be8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rust_newbie v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `y_tmp1` is never read
[INFO] [stdout]   --> src/main.rs:68:8
[INFO] [stdout]    |
[INFO] [stdout] 68 |        y_tmp1=y_tmp1+1;
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `functionA` should have a snake case name
[INFO] [stdout]    --> src/main.rs:234:4
[INFO] [stdout]     |
[INFO] [stdout] 234 | fn functionA(x:i32,alphabet:char) {
[INFO] [stdout]     |    ^^^^^^^^^ help: convert the identifier to snake case: `function_a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.79s
[INFO] running `Command { std: "docker" "inspect" "96b46d0338b2eb8b6b098d20014bd513a36558b7fdb894fad62ee81750cb0be8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96b46d0338b2eb8b6b098d20014bd513a36558b7fdb894fad62ee81750cb0be8", kill_on_drop: false }`
[INFO] [stdout] 96b46d0338b2eb8b6b098d20014bd513a36558b7fdb894fad62ee81750cb0be8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f7ea2aa2f91f4cd4b032a7e7c417b5b816ebacbee7ae5da5b2df56d7f2f499a
[INFO] running `Command { std: "docker" "start" "-a" "9f7ea2aa2f91f4cd4b032a7e7c417b5b816ebacbee7ae5da5b2df56d7f2f499a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_newbie v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `y_tmp1` is never read
[INFO] [stdout]   --> src/main.rs:68:8
[INFO] [stdout]    |
[INFO] [stdout] 68 |        y_tmp1=y_tmp1+1;
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `functionA` should have a snake case name
[INFO] [stdout]    --> src/main.rs:234:4
[INFO] [stdout]     |
[INFO] [stdout] 234 | fn functionA(x:i32,alphabet:char) {
[INFO] [stdout]     |    ^^^^^^^^^ help: convert the identifier to snake case: `function_a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "9f7ea2aa2f91f4cd4b032a7e7c417b5b816ebacbee7ae5da5b2df56d7f2f499a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f7ea2aa2f91f4cd4b032a7e7c417b5b816ebacbee7ae5da5b2df56d7f2f499a", kill_on_drop: false }`
[INFO] [stdout] 9f7ea2aa2f91f4cd4b032a7e7c417b5b816ebacbee7ae5da5b2df56d7f2f499a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a4c0880587ab72c76f4e6c96116ab7bc9149d592815ee63a037fb1a051d19529
[INFO] running `Command { std: "docker" "start" "-a" "a4c0880587ab72c76f4e6c96116ab7bc9149d592815ee63a037fb1a051d19529", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `y_tmp1` is never read
[INFO] [stderr]   --> src/main.rs:68:8
[INFO] [stderr]    |
[INFO] [stderr] 68 |        y_tmp1=y_tmp1+1;
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `functionA` should have a snake case name
[INFO] [stderr]    --> src/main.rs:234:4
[INFO] [stderr]     |
[INFO] [stderr] 234 | fn functionA(x:i32,alphabet:char) {
[INFO] [stderr]     |    ^^^^^^^^^ help: convert the identifier to snake case: `function_a`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_newbie` (bin "rust_newbie" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_newbie-1b0107fa317fa980)
[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" "a4c0880587ab72c76f4e6c96116ab7bc9149d592815ee63a037fb1a051d19529", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4c0880587ab72c76f4e6c96116ab7bc9149d592815ee63a037fb1a051d19529", kill_on_drop: false }`
[INFO] [stdout] a4c0880587ab72c76f4e6c96116ab7bc9149d592815ee63a037fb1a051d19529