[INFO] cloning repository https://github.com/synecdokey/viper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/synecdokey/viper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsynecdokey%2Fviper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsynecdokey%2Fviper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 66e9ccd6fe00f24c4caf6f73620815a59e554564
[INFO] testing synecdokey/viper against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsynecdokey%2Fviper" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/synecdokey/viper
[INFO] finished tweaking git repo https://github.com/synecdokey/viper
[INFO] tweaked toml for git repo https://github.com/synecdokey/viper written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/synecdokey/viper 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/synecdokey/viper 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] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded termion v1.5.5
[INFO] [stderr]   Downloaded redox_termios v0.1.1
[INFO] [stderr]   Downloaded numtoa v0.1.0
[INFO] [stderr]   Downloaded smallvec v1.4.1
[INFO] [stderr]   Downloaded redox_syscall v0.1.57
[INFO] [stderr]   Downloaded ropey v1.2.0
[INFO] [stderr]   Downloaded libc v0.2.72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 8b0033e0d89b74c76befd4b8232ec9a14b4850fa2829bc49959fc79dd4e7a26e
[INFO] running `Command { std: "docker" "start" "-a" "8b0033e0d89b74c76befd4b8232ec9a14b4850fa2829bc49959fc79dd4e7a26e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b0033e0d89b74c76befd4b8232ec9a14b4850fa2829bc49959fc79dd4e7a26e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b0033e0d89b74c76befd4b8232ec9a14b4850fa2829bc49959fc79dd4e7a26e", kill_on_drop: false }`
[INFO] [stdout] 8b0033e0d89b74c76befd4b8232ec9a14b4850fa2829bc49959fc79dd4e7a26e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] c348d946eb2cddcc2d43c73e4a915c9922ded82fa8d72ca23c53c1da8e6beec1
[INFO] running `Command { std: "docker" "start" "-a" "c348d946eb2cddcc2d43c73e4a915c9922ded82fa8d72ca23c53c1da8e6beec1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling smallvec v1.4.1
[INFO] [stderr]    Compiling ropey v1.2.0
[INFO] [stderr]    Compiling termion v1.5.5
[INFO] [stderr]    Compiling viper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/coordinates.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | impl Coordinates {
[INFO] [stdout]   | ---------------- associated function in this implementation
[INFO] [stdout] 7 |     pub fn new() -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Visual`, `VisualBlock`, `VisualLine`, `Command`, and `Insert` are never constructed
[INFO] [stdout]  --> src/mode.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub enum Mode {
[INFO] [stdout]   |          ---- variants in this enum
[INFO] [stdout] 4 |     Normal,
[INFO] [stdout] 5 |     Visual,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 6 |     VisualBlock,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 7 |     VisualLine,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 8 |     Command,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 9 |     Insert,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.18s
[INFO] running `Command { std: "docker" "inspect" "c348d946eb2cddcc2d43c73e4a915c9922ded82fa8d72ca23c53c1da8e6beec1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c348d946eb2cddcc2d43c73e4a915c9922ded82fa8d72ca23c53c1da8e6beec1", kill_on_drop: false }`
[INFO] [stdout] c348d946eb2cddcc2d43c73e4a915c9922ded82fa8d72ca23c53c1da8e6beec1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 130741de24cc274561992f061e7191e0a050557db280c33f719a4929a8389c15
[INFO] running `Command { std: "docker" "start" "-a" "130741de24cc274561992f061e7191e0a050557db280c33f719a4929a8389c15", kill_on_drop: false }`
[INFO] [stderr]    Compiling viper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/coordinates.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | impl Coordinates {
[INFO] [stdout]   | ---------------- associated function in this implementation
[INFO] [stdout] 7 |     pub fn new() -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Visual`, `VisualBlock`, `VisualLine`, `Command`, and `Insert` are never constructed
[INFO] [stdout]  --> src/mode.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub enum Mode {
[INFO] [stdout]   |          ---- variants in this enum
[INFO] [stdout] 4 |     Normal,
[INFO] [stdout] 5 |     Visual,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 6 |     VisualBlock,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 7 |     VisualLine,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 8 |     Command,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 9 |     Insert,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "130741de24cc274561992f061e7191e0a050557db280c33f719a4929a8389c15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "130741de24cc274561992f061e7191e0a050557db280c33f719a4929a8389c15", kill_on_drop: false }`
[INFO] [stdout] 130741de24cc274561992f061e7191e0a050557db280c33f719a4929a8389c15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] d9c166faf0aaa8f18e20b0a238712fcf56f574ecc9997e3c4848e30ec38a9feb
[INFO] running `Command { std: "docker" "start" "-a" "d9c166faf0aaa8f18e20b0a238712fcf56f574ecc9997e3c4848e30ec38a9feb", kill_on_drop: false }`
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]  --> src/coordinates.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 6 | impl Coordinates {
[INFO] [stderr]   | ---------------- associated function in this implementation
[INFO] [stderr] 7 |     pub fn new() -> Self {
[INFO] [stderr]   |            ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Visual`, `VisualBlock`, `VisualLine`, `Command`, and `Insert` are never constructed
[INFO] [stderr]  --> src/mode.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub enum Mode {
[INFO] [stderr]   |          ---- variants in this enum
[INFO] [stderr] 4 |     Normal,
[INFO] [stderr] 5 |     Visual,
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 6 |     VisualBlock,
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 7 |     VisualLine,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 8 |     Command,
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 9 |     Insert,
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `viper` (bin "viper" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/viper-2d9c5fbdaf22ecf2)
[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" "d9c166faf0aaa8f18e20b0a238712fcf56f574ecc9997e3c4848e30ec38a9feb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9c166faf0aaa8f18e20b0a238712fcf56f574ecc9997e3c4848e30ec38a9feb", kill_on_drop: false }`
[INFO] [stdout] d9c166faf0aaa8f18e20b0a238712fcf56f574ecc9997e3c4848e30ec38a9feb