[INFO] cloning repository https://github.com/ast-ral/megalovania
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ast-ral/megalovania" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fast-ral%2Fmegalovania", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fast-ral%2Fmegalovania'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e6ba65d3f31bc8a30e7bf295ab0fd9bf9818d3ef
[INFO] checking ast-ral/megalovania against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fast-ral%2Fmegalovania" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ast-ral/megalovania on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ast-ral/megalovania
[INFO] finished tweaking git repo https://github.com/ast-ral/megalovania
[INFO] tweaked toml for git repo https://github.com/ast-ral/megalovania written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/ast-ral/megalovania already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 92d99fc19ab1d035f2903a6a18a6e7acb40db7fa550cbab11e7894dc4ae80a3a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "92d99fc19ab1d035f2903a6a18a6e7acb40db7fa550cbab11e7894dc4ae80a3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92d99fc19ab1d035f2903a6a18a6e7acb40db7fa550cbab11e7894dc4ae80a3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92d99fc19ab1d035f2903a6a18a6e7acb40db7fa550cbab11e7894dc4ae80a3a", kill_on_drop: false }`
[INFO] [stdout] 92d99fc19ab1d035f2903a6a18a6e7acb40db7fa550cbab11e7894dc4ae80a3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ae6736aebbf38202b30c2f3b574a20ab8286710ae9b78a41d74fc7501aa3af7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3ae6736aebbf38202b30c2f3b574a20ab8286710ae9b78a41d74fc7501aa3af7", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling cpal v0.11.0
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking megalovania v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/main.rs:43:26
[INFO] [stdout]    |
[INFO] [stdout] 43 |                   Err(error) => panic!(format!(
[INFO] [stdout]    |  ______________________________________^
[INFO] [stdout] 44 | |                     "an error occured on stream {:?}: {}",
[INFO] [stdout] 45 | |                     stream_id,
[INFO] [stdout] 46 | |                     error,
[INFO] [stdout] 47 | |                 )),
[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] 43 |                 Err(error) => panic!(
[INFO] [stdout] 44 |                     "an error occured on stream {:?}: {}",
[INFO] [stdout] 45 |                     stream_id,
[INFO] [stdout] 46 |                     error,
[INFO] [stdout] 47 |                 ),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/main.rs:43:26
[INFO] [stdout]    |
[INFO] [stdout] 43 |                   Err(error) => panic!(format!(
[INFO] [stdout]    |  ______________________________________^
[INFO] [stdout] 44 | |                     "an error occured on stream {:?}: {}",
[INFO] [stdout] 45 | |                     stream_id,
[INFO] [stdout] 46 | |                     error,
[INFO] [stdout] 47 | |                 )),
[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] 43 |                 Err(error) => panic!(
[INFO] [stdout] 44 |                     "an error occured on stream {:?}: {}",
[INFO] [stdout] 45 |                     stream_id,
[INFO] [stdout] 46 |                     error,
[INFO] [stdout] 47 |                 ),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.15s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3ae6736aebbf38202b30c2f3b574a20ab8286710ae9b78a41d74fc7501aa3af7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ae6736aebbf38202b30c2f3b574a20ab8286710ae9b78a41d74fc7501aa3af7", kill_on_drop: false }`
[INFO] [stdout] 3ae6736aebbf38202b30c2f3b574a20ab8286710ae9b78a41d74fc7501aa3af7