[INFO] fetching crate hyoka 0.1.5...
[INFO] checking hyoka-0.1.5 against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] extracting crate hyoka 0.1.5 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate hyoka 0.1.5 on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hyoka 0.1.5
[INFO] finished tweaking crates.io crate hyoka 0.1.5
[INFO] tweaked toml for crates.io crate hyoka 0.1.5 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate hyoka 0.1.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 316feb0e10bed070d6a7f01d1046de3b2c0d08f07aa92a9717f446330ffbbebd
[INFO] running `Command { std: "docker" "start" "-a" "316feb0e10bed070d6a7f01d1046de3b2c0d08f07aa92a9717f446330ffbbebd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "316feb0e10bed070d6a7f01d1046de3b2c0d08f07aa92a9717f446330ffbbebd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "316feb0e10bed070d6a7f01d1046de3b2c0d08f07aa92a9717f446330ffbbebd", kill_on_drop: false }`
[INFO] [stdout] 316feb0e10bed070d6a7f01d1046de3b2c0d08f07aa92a9717f446330ffbbebd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ea908ea9a57cfb3f901e61f604ae93e6c730d924bf20fed78773d85e270c862
[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" "1ea908ea9a57cfb3f901e61f604ae93e6c730d924bf20fed78773d85e270c862", kill_on_drop: false }`
[INFO] [stderr]     Checking hyoka v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> examples/lisp_calculator.rs:149:30
[INFO] [stdout]     |
[INFO] [stdout] 149 |             Err(e) => panic!(e),
[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] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 149 |             Err(e) => panic!("{}", e),
[INFO] [stdout]     |                              ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 149 |             Err(e) => 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 1.28s
[INFO] running `Command { std: "docker" "inspect" "1ea908ea9a57cfb3f901e61f604ae93e6c730d924bf20fed78773d85e270c862", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ea908ea9a57cfb3f901e61f604ae93e6c730d924bf20fed78773d85e270c862", kill_on_drop: false }`
[INFO] [stdout] 1ea908ea9a57cfb3f901e61f604ae93e6c730d924bf20fed78773d85e270c862