[INFO] fetching crate arghsh 0.1.0...
[INFO] testing arghsh-0.1.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate arghsh 0.1.0 into /workspace/builds/worker-91/source
[INFO] validating manifest of crates.io crate arghsh 0.1.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arghsh 0.1.0
[INFO] finished tweaking crates.io crate arghsh 0.1.0
[INFO] tweaked toml for crates.io crate arghsh 0.1.0 written to /workspace/builds/worker-91/source/Cargo.toml
[INFO] crate crates.io crate arghsh 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 71a2c3c134b0eb8b6c8dec28d08c42c68e6158e5baca0f1b51df5497c358410a
[INFO] running `Command { std: "docker" "start" "-a" "71a2c3c134b0eb8b6c8dec28d08c42c68e6158e5baca0f1b51df5497c358410a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71a2c3c134b0eb8b6c8dec28d08c42c68e6158e5baca0f1b51df5497c358410a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71a2c3c134b0eb8b6c8dec28d08c42c68e6158e5baca0f1b51df5497c358410a", kill_on_drop: false }`
[INFO] [stdout] 71a2c3c134b0eb8b6c8dec28d08c42c68e6158e5baca0f1b51df5497c358410a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf953e09a7ee01d61d90af41812ac0ce8afb5a1acc0e3b01c096c4328d8c4843
[INFO] running `Command { std: "docker" "start" "-a" "bf953e09a7ee01d61d90af41812ac0ce8afb5a1acc0e3b01c096c4328d8c4843", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling arghsh v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/main.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |     panic!(format!("Exec failed: {}", argv[0]));
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 42 |     panic!("Exec failed: {}", argv[0]);
[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 14.58s
[INFO] running `Command { std: "docker" "inspect" "bf953e09a7ee01d61d90af41812ac0ce8afb5a1acc0e3b01c096c4328d8c4843", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf953e09a7ee01d61d90af41812ac0ce8afb5a1acc0e3b01c096c4328d8c4843", kill_on_drop: false }`
[INFO] [stdout] bf953e09a7ee01d61d90af41812ac0ce8afb5a1acc0e3b01c096c4328d8c4843
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 54aa2d7053bef2564f3b53eb4aa19865613c51fd8de3f307189f6c5a1a805251
[INFO] running `Command { std: "docker" "start" "-a" "54aa2d7053bef2564f3b53eb4aa19865613c51fd8de3f307189f6c5a1a805251", kill_on_drop: false }`
[INFO] [stderr]    Compiling arghsh v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/main.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |     panic!(format!("Exec failed: {}", argv[0]));
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 42 |     panic!("Exec failed: {}", argv[0]);
[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 0.87s
[INFO] running `Command { std: "docker" "inspect" "54aa2d7053bef2564f3b53eb4aa19865613c51fd8de3f307189f6c5a1a805251", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54aa2d7053bef2564f3b53eb4aa19865613c51fd8de3f307189f6c5a1a805251", kill_on_drop: false }`
[INFO] [stdout] 54aa2d7053bef2564f3b53eb4aa19865613c51fd8de3f307189f6c5a1a805251
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bedbed594ab30d92d514fcf419be0571184b7c40a8359573af2ccf37bcb2177f
[INFO] running `Command { std: "docker" "start" "-a" "bedbed594ab30d92d514fcf419be0571184b7c40a8359573af2ccf37bcb2177f", kill_on_drop: false }`
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/main.rs:42:12
[INFO] [stderr]    |
[INFO] [stderr] 42 |     panic!(format!("Exec failed: {}", argv[0]));
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stderr]    = note: this is no longer accepted in Rust 2021
[INFO] [stderr]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]    |
[INFO] [stderr] 42 |     panic!("Exec failed: {}", argv[0]);
[INFO] [stderr]    |           --                        --
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/arghsh-2c0d7a357a274908)
[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" "bedbed594ab30d92d514fcf419be0571184b7c40a8359573af2ccf37bcb2177f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bedbed594ab30d92d514fcf419be0571184b7c40a8359573af2ccf37bcb2177f", kill_on_drop: false }`
[INFO] [stdout] bedbed594ab30d92d514fcf419be0571184b7c40a8359573af2ccf37bcb2177f
