[INFO] cloning repository https://github.com/4afS/tipterm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/4afS/tipterm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F4afS%2Ftipterm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F4afS%2Ftipterm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 834ebd9b431f5e5d42c0a2af5fe09458977ec233
[INFO] testing 4afS/tipterm against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F4afS%2Ftipterm" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/4afS/tipterm on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/4afS/tipterm
[INFO] finished tweaking git repo https://github.com/4afS/tipterm
[INFO] tweaked toml for git repo https://github.com/4afS/tipterm written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/4afS/tipterm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 554aa961d33d1d3caf69adda260e121880f551a61cf9f7219651ae3d6830fedb
[INFO] running `Command { std: "docker" "start" "-a" "554aa961d33d1d3caf69adda260e121880f551a61cf9f7219651ae3d6830fedb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "554aa961d33d1d3caf69adda260e121880f551a61cf9f7219651ae3d6830fedb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "554aa961d33d1d3caf69adda260e121880f551a61cf9f7219651ae3d6830fedb", kill_on_drop: false }`
[INFO] [stdout] 554aa961d33d1d3caf69adda260e121880f551a61cf9f7219651ae3d6830fedb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 529d496164124a79353582f74ca5852e6a5fd7e015f9c1c723341abc808ec7a3
[INFO] running `Command { std: "docker" "start" "-a" "529d496164124a79353582f74ca5852e6a5fd7e015f9c1c723341abc808ec7a3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling tipterm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `tip`
[INFO] [stdout]   --> src/main.rs:89:8
[INFO] [stdout]    |
[INFO] [stdout] 89 | fn add(tip: &str) -> Result<(), Error> {
[INFO] [stdout]    |        ^^^ help: if this is intentional, prefix it with an underscore: `_tip`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `number_of_a_tip`
[INFO] [stdout]   --> src/main.rs:92:11
[INFO] [stdout]    |
[INFO] [stdout] 92 | fn delete(number_of_a_tip: u32) -> Result<(), Error> {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_number_of_a_tip`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NoteAlreadyExists`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     NoteAlreadyExists,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NoteDoesNotExist`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     NoteDoesNotExist,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NumberOfTipNotFound`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     NumberOfTipNotFound,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.32s
[INFO] running `Command { std: "docker" "inspect" "529d496164124a79353582f74ca5852e6a5fd7e015f9c1c723341abc808ec7a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "529d496164124a79353582f74ca5852e6a5fd7e015f9c1c723341abc808ec7a3", kill_on_drop: false }`
[INFO] [stdout] 529d496164124a79353582f74ca5852e6a5fd7e015f9c1c723341abc808ec7a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9149298e5d8442a1d7c4ff27f640b748981616d46fb253384825e15e4279760b
[INFO] running `Command { std: "docker" "start" "-a" "9149298e5d8442a1d7c4ff27f640b748981616d46fb253384825e15e4279760b", kill_on_drop: false }`
[INFO] [stderr]    Compiling tipterm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `tip`
[INFO] [stdout]   --> src/main.rs:89:8
[INFO] [stdout]    |
[INFO] [stdout] 89 | fn add(tip: &str) -> Result<(), Error> {
[INFO] [stdout]    |        ^^^ help: if this is intentional, prefix it with an underscore: `_tip`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `number_of_a_tip`
[INFO] [stdout]   --> src/main.rs:92:11
[INFO] [stdout]    |
[INFO] [stdout] 92 | fn delete(number_of_a_tip: u32) -> Result<(), Error> {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_number_of_a_tip`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NoteAlreadyExists`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     NoteAlreadyExists,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NoteDoesNotExist`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     NoteDoesNotExist,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NumberOfTipNotFound`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     NumberOfTipNotFound,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "9149298e5d8442a1d7c4ff27f640b748981616d46fb253384825e15e4279760b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9149298e5d8442a1d7c4ff27f640b748981616d46fb253384825e15e4279760b", kill_on_drop: false }`
[INFO] [stdout] 9149298e5d8442a1d7c4ff27f640b748981616d46fb253384825e15e4279760b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0c035dd631bd7458137bc901dfc06d87a03271b7ecf965557bc5dd9d8f1df42f
[INFO] running `Command { std: "docker" "start" "-a" "0c035dd631bd7458137bc901dfc06d87a03271b7ecf965557bc5dd9d8f1df42f", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `tip`
[INFO] [stderr]   --> src/main.rs:89:8
[INFO] [stderr]    |
[INFO] [stderr] 89 | fn add(tip: &str) -> Result<(), Error> {
[INFO] [stderr]    |        ^^^ help: if this is intentional, prefix it with an underscore: `_tip`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `number_of_a_tip`
[INFO] [stderr]   --> src/main.rs:92:11
[INFO] [stderr]    |
[INFO] [stderr] 92 | fn delete(number_of_a_tip: u32) -> Result<(), Error> {
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_number_of_a_tip`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `NoteAlreadyExists`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     NoteAlreadyExists,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `NoteDoesNotExist`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     NoteDoesNotExist,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `NumberOfTipNotFound`
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     NumberOfTipNotFound,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `tipterm` (bin "tipterm" test) generated 5 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tipterm-e327b338406969c3)
[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" "0c035dd631bd7458137bc901dfc06d87a03271b7ecf965557bc5dd9d8f1df42f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c035dd631bd7458137bc901dfc06d87a03271b7ecf965557bc5dd9d8f1df42f", kill_on_drop: false }`
[INFO] [stdout] 0c035dd631bd7458137bc901dfc06d87a03271b7ecf965557bc5dd9d8f1df42f