[INFO] cloning repository https://github.com/alexmorten/branchswitch
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alexmorten/branchswitch" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexmorten%2Fbranchswitch", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexmorten%2Fbranchswitch'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 835e3730300e964225dd6b0ccf567a1de1ef8560
[INFO] testing alexmorten/branchswitch against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexmorten%2Fbranchswitch" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alexmorten/branchswitch on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/alexmorten/branchswitch
[INFO] finished tweaking git repo https://github.com/alexmorten/branchswitch
[INFO] tweaked toml for git repo https://github.com/alexmorten/branchswitch written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/alexmorten/branchswitch already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 46b0e5f2dd322e3102c21403d9fa309702e9b30317b2c6d748ff2e323b73d1d2
[INFO] running `Command { std: "docker" "start" "-a" "46b0e5f2dd322e3102c21403d9fa309702e9b30317b2c6d748ff2e323b73d1d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46b0e5f2dd322e3102c21403d9fa309702e9b30317b2c6d748ff2e323b73d1d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46b0e5f2dd322e3102c21403d9fa309702e9b30317b2c6d748ff2e323b73d1d2", kill_on_drop: false }`
[INFO] [stdout] 46b0e5f2dd322e3102c21403d9fa309702e9b30317b2c6d748ff2e323b73d1d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 672f0ef01dcdcddff33e05db6b1dcfd5eb5e1c9c7d9a1f663a77897640f61c9b
[INFO] running `Command { std: "docker" "start" "-a" "672f0ef01dcdcddff33e05db6b1dcfd5eb5e1c9c7d9a1f663a77897640f61c9b", kill_on_drop: false }`
[INFO] [stderr]    Compiling branchswitch v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/main.rs:65:16
[INFO] [stdout]    |
[INFO] [stdout] 65 |         panic!(e)
[INFO] [stdout]    |                ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{:?}" format string to use the Debug implementation of `CommandError`
[INFO] [stdout]    |
[INFO] [stdout] 65 |         panic!("{:?}", e)
[INFO] [stdout]    |                +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 65 |         std::panic::panic_any(e)
[INFO] [stdout]    |         ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "672f0ef01dcdcddff33e05db6b1dcfd5eb5e1c9c7d9a1f663a77897640f61c9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "672f0ef01dcdcddff33e05db6b1dcfd5eb5e1c9c7d9a1f663a77897640f61c9b", kill_on_drop: false }`
[INFO] [stdout] 672f0ef01dcdcddff33e05db6b1dcfd5eb5e1c9c7d9a1f663a77897640f61c9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b46a7aff828b2a1e3447997b5fc9e77855b94c8bcf73d2c0f033b3ce5a97b01f
[INFO] running `Command { std: "docker" "start" "-a" "b46a7aff828b2a1e3447997b5fc9e77855b94c8bcf73d2c0f033b3ce5a97b01f", kill_on_drop: false }`
[INFO] [stderr]    Compiling branchswitch v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/main.rs:65:16
[INFO] [stdout]    |
[INFO] [stdout] 65 |         panic!(e)
[INFO] [stdout]    |                ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{:?}" format string to use the Debug implementation of `CommandError`
[INFO] [stdout]    |
[INFO] [stdout] 65 |         panic!("{:?}", e)
[INFO] [stdout]    |                +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 65 |         std::panic::panic_any(e)
[INFO] [stdout]    |         ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "b46a7aff828b2a1e3447997b5fc9e77855b94c8bcf73d2c0f033b3ce5a97b01f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b46a7aff828b2a1e3447997b5fc9e77855b94c8bcf73d2c0f033b3ce5a97b01f", kill_on_drop: false }`
[INFO] [stdout] b46a7aff828b2a1e3447997b5fc9e77855b94c8bcf73d2c0f033b3ce5a97b01f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 870fc50acd40ecc2fe2a2696902746dc61a653269d01f5176d73036b00ff56da
[INFO] running `Command { std: "docker" "start" "-a" "870fc50acd40ecc2fe2a2696902746dc61a653269d01f5176d73036b00ff56da", kill_on_drop: false }`
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/main.rs:65:16
[INFO] [stderr]    |
[INFO] [stderr] 65 |         panic!(e)
[INFO] [stderr]    |                ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stderr]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{:?}" format string to use the Debug implementation of `CommandError`
[INFO] [stderr]    |
[INFO] [stderr] 65 |         panic!("{:?}", e)
[INFO] [stderr]    |                +++++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]    |
[INFO] [stderr] 65 |         std::panic::panic_any(e)
[INFO] [stderr]    |         ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: `branchswitch` (bin "branchswitch" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/branchswitch-d73cd5318c0a57bd)
[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" "870fc50acd40ecc2fe2a2696902746dc61a653269d01f5176d73036b00ff56da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "870fc50acd40ecc2fe2a2696902746dc61a653269d01f5176d73036b00ff56da", kill_on_drop: false }`
[INFO] [stdout] 870fc50acd40ecc2fe2a2696902746dc61a653269d01f5176d73036b00ff56da