[INFO] fetching crate abortable_parser 0.2.4...
[INFO] checking abortable_parser-0.2.4 against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] extracting crate abortable_parser 0.2.4 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate abortable_parser 0.2.4 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 abortable_parser 0.2.4
[INFO] finished tweaking crates.io crate abortable_parser 0.2.4
[INFO] tweaked toml for crates.io crate abortable_parser 0.2.4 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] e56402b3073d122cde662e949f254ac86c10d04d88ec5ab43d5f274dd8f8631d
[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" "e56402b3073d122cde662e949f254ac86c10d04d88ec5ab43d5f274dd8f8631d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e56402b3073d122cde662e949f254ac86c10d04d88ec5ab43d5f274dd8f8631d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e56402b3073d122cde662e949f254ac86c10d04d88ec5ab43d5f274dd8f8631d", kill_on_drop: false }`
[INFO] [stdout] e56402b3073d122cde662e949f254ac86c10d04d88ec5ab43d5f274dd8f8631d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7fd7337bfc47327915a0962287768a7c161d21b3dc3207364f06dc70a3895fcd
[INFO] running `Command { std: "docker" "start" "-a" "7fd7337bfc47327915a0962287768a7c161d21b3dc3207364f06dc70a3895fcd", kill_on_drop: false }`
[INFO] [stderr]     Checking abortable_parser v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/test.rs:205:31
[INFO] [stdout]     |
[INFO] [stdout] 205 |     assert!(result.is_fail(), format!("{:?}", result));
[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] 205 |     assert!(result.is_fail(), "{:?}", result);
[INFO] [stdout]     |                              --            --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/test.rs:213:37
[INFO] [stdout]     |
[INFO] [stdout] 213 |     assert!(result.is_incomplete(), format!("{:?}", result));
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[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] 213 |     assert!(result.is_incomplete(), "{:?}", result);
[INFO] [stdout]     |                                    --            --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/test.rs:221:31
[INFO] [stdout]     |
[INFO] [stdout] 221 |     assert!(result.is_fail(), format!("{:?}", result));
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[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] 221 |     assert!(result.is_fail(), "{:?}", result);
[INFO] [stdout]     |                              --            --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/test.rs:229:35
[INFO] [stdout]     |
[INFO] [stdout] 229 |     assert!(result.is_complete(), format!("{:?}", result));
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[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] 229 |     assert!(result.is_complete(), "{:?}", result);
[INFO] [stdout]     |                                  --            --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `Command { std: "docker" "inspect" "7fd7337bfc47327915a0962287768a7c161d21b3dc3207364f06dc70a3895fcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fd7337bfc47327915a0962287768a7c161d21b3dc3207364f06dc70a3895fcd", kill_on_drop: false }`
[INFO] [stdout] 7fd7337bfc47327915a0962287768a7c161d21b3dc3207364f06dc70a3895fcd