[INFO] cloning repository https://github.com/palfrey/peacenik
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/palfrey/peacenik" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpalfrey%2Fpeacenik", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpalfrey%2Fpeacenik'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6e654934a8671075d1b3010dcf1d0d6d43a7f45a
[INFO] testing palfrey/peacenik against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpalfrey%2Fpeacenik" "/workspace/builds/worker-21/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-21/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/palfrey/peacenik on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/palfrey/peacenik
[INFO] finished tweaking git repo https://github.com/palfrey/peacenik
[INFO] tweaked toml for git repo https://github.com/palfrey/peacenik written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] crate git repo https://github.com/palfrey/peacenik already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nom v2.2.1
[INFO] [stderr]   Downloaded quickcheck v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b4b576d69e2a705da7fcc508d8409e9971fd89474cdae14b04bd42d3a676968
[INFO] running `Command { std: "docker" "start" "-a" "6b4b576d69e2a705da7fcc508d8409e9971fd89474cdae14b04bd42d3a676968", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b4b576d69e2a705da7fcc508d8409e9971fd89474cdae14b04bd42d3a676968", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b4b576d69e2a705da7fcc508d8409e9971fd89474cdae14b04bd42d3a676968", kill_on_drop: false }`
[INFO] [stdout] 6b4b576d69e2a705da7fcc508d8409e9971fd89474cdae14b04bd42d3a676968
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a082d82b9f8831689d3921b47e1171cfb81e2a93fd343bad785bb64bb242746c
[INFO] running `Command { std: "docker" "start" "-a" "a082d82b9f8831689d3921b47e1171cfb81e2a93fd343bad785bb64bb242746c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.54
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling serde v1.0.91
[INFO] [stderr]    Compiling linked-hash-map v0.5.2
[INFO] [stderr]    Compiling dtoa v0.4.4
[INFO] [stderr]    Compiling nom v2.2.1
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling unicode-normalization v0.1.8
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling yaml-rust v0.4.3
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling env_logger v0.3.5
[INFO] [stderr]    Compiling quickcheck v0.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.91
[INFO] [stderr]    Compiling serde_yaml v0.8.9
[INFO] [stderr]    Compiling peacenik v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/common.rs:50:24
[INFO] [stdout]    |
[INFO] [stdout] 50 |                 panic!(format!("foo: {:?}", rest));
[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]    = 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] 50 -                 panic!(format!("foo: {:?}", rest));
[INFO] [stdout] 50 +                 panic!("foo: {:?}", rest);
[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 20.89s
[INFO] running `Command { std: "docker" "inspect" "a082d82b9f8831689d3921b47e1171cfb81e2a93fd343bad785bb64bb242746c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a082d82b9f8831689d3921b47e1171cfb81e2a93fd343bad785bb64bb242746c", kill_on_drop: false }`
[INFO] [stdout] a082d82b9f8831689d3921b47e1171cfb81e2a93fd343bad785bb64bb242746c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6816933aa36fe7ed1f35d424fc26fcc8b7a4d315f506ac7b188f7b5eb09c0012
[INFO] running `Command { std: "docker" "start" "-a" "6816933aa36fe7ed1f35d424fc26fcc8b7a4d315f506ac7b188f7b5eb09c0012", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling peacenik v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/common.rs:50:24
[INFO] [stdout]    |
[INFO] [stdout] 50 |                 panic!(format!("foo: {:?}", rest));
[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]    = 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] 50 -                 panic!(format!("foo: {:?}", rest));
[INFO] [stdout] 50 +                 panic!("foo: {:?}", rest);
[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 3.32s
[INFO] running `Command { std: "docker" "inspect" "6816933aa36fe7ed1f35d424fc26fcc8b7a4d315f506ac7b188f7b5eb09c0012", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6816933aa36fe7ed1f35d424fc26fcc8b7a4d315f506ac7b188f7b5eb09c0012", kill_on_drop: false }`
[INFO] [stdout] 6816933aa36fe7ed1f35d424fc26fcc8b7a4d315f506ac7b188f7b5eb09c0012
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0472d40241319c747a41aa86951a3d5e17e7242c70fae35ccefda17ae01facd2
[INFO] running `Command { std: "docker" "start" "-a" "0472d40241319c747a41aa86951a3d5e17e7242c70fae35ccefda17ae01facd2", kill_on_drop: false }`
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/common.rs:50:24
[INFO] [stderr]    |
[INFO] [stderr] 50 |                 panic!(format!("foo: {:?}", rest));
[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]    = 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] 50 -                 panic!(format!("foo: {:?}", rest));
[INFO] [stderr] 50 +                 panic!("foo: {:?}", rest);
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: `peacenik` (bin "peacenik" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/peacenik-23f82144348f80ef)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test markov::tests::copes_with_utf_8 ... ok
[INFO] [stdout] test runner::tests::test_apostrophe ... ok
[INFO] [stdout] test tests::test_wotta_two_way_utf ... ok
[INFO] [stdout] test runner::tests::wotta_test ... ok
[INFO] [stdout] test runner::tests::word_test ... ok
[INFO] [stdout] test markov::tests::token_test ... ok
[INFO] [stdout] test tests::wotta_two_way_qc ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0472d40241319c747a41aa86951a3d5e17e7242c70fae35ccefda17ae01facd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0472d40241319c747a41aa86951a3d5e17e7242c70fae35ccefda17ae01facd2", kill_on_drop: false }`
[INFO] [stdout] 0472d40241319c747a41aa86951a3d5e17e7242c70fae35ccefda17ae01facd2