[INFO] cloning repository https://github.com/teddys48/rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/teddys48/rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fteddys48%2Frust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fteddys48%2Frust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 653919831e2f10d86681a0aa6e905d820642c457
[INFO] testing teddys48/rust against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fteddys48%2Frust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/teddys48/rust
[INFO] finished tweaking git repo https://github.com/teddys48/rust
[INFO] tweaked toml for git repo https://github.com/teddys48/rust written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/teddys48/rust on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/teddys48/rust 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39f72e708e128d87674cd8acddabfe733302d145058b8e95a26579816cd1d01e
[INFO] running `Command { std: "docker" "start" "-a" "39f72e708e128d87674cd8acddabfe733302d145058b8e95a26579816cd1d01e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39f72e708e128d87674cd8acddabfe733302d145058b8e95a26579816cd1d01e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39f72e708e128d87674cd8acddabfe733302d145058b8e95a26579816cd1d01e", kill_on_drop: false }`
[INFO] [stdout] 39f72e708e128d87674cd8acddabfe733302d145058b8e95a26579816cd1d01e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 227a51e4af5b449a88f6ab9b7812137f9920e992f3af5ee3888e1dc23da0c0aa
[INFO] running `Command { std: "docker" "start" "-a" "227a51e4af5b449a88f6ab9b7812137f9920e992f3af5ee3888e1dc23da0c0aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling learn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `unit` is never used
[INFO] [stdout]    --> src/main.rs:154:4
[INFO] [stdout]     |
[INFO] [stdout] 154 | fn unit() {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `stack_1` is never used
[INFO] [stdout]    --> src/main.rs:209:4
[INFO] [stdout]     |
[INFO] [stdout] 209 | fn stack_1() {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `stack_2` is never used
[INFO] [stdout]    --> src/main.rs:215:4
[INFO] [stdout]     |
[INFO] [stdout] 215 | fn stack_2() {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `full_name` is never used
[INFO] [stdout]    --> src/main.rs:239:4
[INFO] [stdout]     |
[INFO] [stdout] 239 | fn full_name(first_name: &String, last_name: &String) -> String {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Person` is never constructed
[INFO] [stdout]    --> src/main.rs:255:8
[INFO] [stdout]     |
[INFO] [stdout] 255 | struct Person {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "227a51e4af5b449a88f6ab9b7812137f9920e992f3af5ee3888e1dc23da0c0aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "227a51e4af5b449a88f6ab9b7812137f9920e992f3af5ee3888e1dc23da0c0aa", kill_on_drop: false }`
[INFO] [stdout] 227a51e4af5b449a88f6ab9b7812137f9920e992f3af5ee3888e1dc23da0c0aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f232a7b0894da1a9a3bec41cb0f2ac5d4b88aa6d8b8cdf1717e62f4937ccb8e
[INFO] running `Command { std: "docker" "start" "-a" "0f232a7b0894da1a9a3bec41cb0f2ac5d4b88aa6d8b8cdf1717e62f4937ccb8e", kill_on_drop: false }`
[INFO] [stderr]    Compiling learn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "0f232a7b0894da1a9a3bec41cb0f2ac5d4b88aa6d8b8cdf1717e62f4937ccb8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f232a7b0894da1a9a3bec41cb0f2ac5d4b88aa6d8b8cdf1717e62f4937ccb8e", kill_on_drop: false }`
[INFO] [stdout] 0f232a7b0894da1a9a3bec41cb0f2ac5d4b88aa6d8b8cdf1717e62f4937ccb8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 33058b4b6f7dd406e59849945afc6dea32241cb1a49c47272df54cf78ad59bc1
[INFO] running `Command { std: "docker" "start" "-a" "33058b4b6f7dd406e59849945afc6dea32241cb1a49c47272df54cf78ad59bc1", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/learn-a1751f8665e6a41d)
[INFO] [stdout] running 28 tests
[INFO] [stdout] test test_augmented_assignment ... ok
[INFO] [stdout] test data_copy ... ok
[INFO] [stdout] test test_boolean ... ok
[INFO] [stdout] test test_comment ... ok
[INFO] [stdout] test test_explicit ... ok
[INFO] [stdout] test test_char_type ... ok
[INFO] [stdout] test hello_world ... ok
[INFO] [stdout] test test_mutable ... ok
[INFO] [stdout] test test_number ... ok
[INFO] [stdout] test ownership_rules ... ok
[INFO] [stdout] test test_constant ... ok
[INFO] [stdout] test test_number_convertion ... ok
[INFO] [stdout] test test_numeric_operator ... ok
[INFO] [stdout] test test_comparison ... ok
[INFO] [stdout] test test_boolean_operator ... ok
[INFO] [stdout] test test_stack_heap ... ok
[INFO] [stdout] test test_static_typing ... ok
[INFO] [stdout] test test_string_type ... ok
[INFO] [stdout] test test_string ... ok
[INFO] [stdout] test test_reference ... ok
[INFO] [stdout] test test_unit ... ok
[INFO] [stdout] test test_variable_scope ... ok
[INFO] [stdout] test test_two_dimentional_array ... ok
[INFO] [stdout] test test_tuple ... ok
[INFO] [stdout] test test_struct ... ok
[INFO] [stdout] test test_shadowing ... ok
[INFO] [stdout] test test_variable ... ok
[INFO] [stdout] test test_array ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 28 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "33058b4b6f7dd406e59849945afc6dea32241cb1a49c47272df54cf78ad59bc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33058b4b6f7dd406e59849945afc6dea32241cb1a49c47272df54cf78ad59bc1", kill_on_drop: false }`
[INFO] [stdout] 33058b4b6f7dd406e59849945afc6dea32241cb1a49c47272df54cf78ad59bc1