[INFO] fetching crate tt-equal 0.1.2...
[INFO] checking tt-equal-0.1.2 against master#6526e5c772f2da07db745c94ca6bb0a591a39ba4 for pr-80920
[INFO] extracting crate tt-equal 0.1.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate tt-equal 0.1.2 on toolchain 6526e5c772f2da07db745c94ca6bb0a591a39ba4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tt-equal 0.1.2
[INFO] finished tweaking crates.io crate tt-equal 0.1.2
[INFO] tweaked toml for crates.io crate tt-equal 0.1.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 35bc26db98c5c1c5335c795763563f5115b63740d61c145d5b858c8dfa3afd8d
[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" "35bc26db98c5c1c5335c795763563f5115b63740d61c145d5b858c8dfa3afd8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35bc26db98c5c1c5335c795763563f5115b63740d61c145d5b858c8dfa3afd8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35bc26db98c5c1c5335c795763563f5115b63740d61c145d5b858c8dfa3afd8d", kill_on_drop: false }`
[INFO] [stdout] 35bc26db98c5c1c5335c795763563f5115b63740d61c145d5b858c8dfa3afd8d
[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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cff0ab64225c1e6e1f4485b6de5255668153d563b7ec4adc77615cd540eeae68
[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" "cff0ab64225c1e6e1f4485b6de5255668153d563b7ec4adc77615cd540eeae68", kill_on_drop: false }`
[INFO] [stderr]     Checking tt-call v1.0.7
[INFO] [stderr]    Compiling tt-equal v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message contains braces
[INFO] [stdout]    --> src/lib.rs:162:64
[INFO] [stdout]     |
[INFO] [stdout] 162 |             "'tt_equal' expects its input value to be within '[{..}]' \
[INFO] [stdout]     |                                                                ^  ^
[INFO] [stdout] 163 |              but it received additional tokens after the braces ('{..}')."
[INFO] [stdout]     |                                                                   ^  ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(panic_fmt)]` on by default
[INFO] [stdout]     = note: this message is not used as a format string, but will be in a future Rust edition
[INFO] [stdout] help: add a "{}" format string to use the message literally
[INFO] [stdout]     |
[INFO] [stdout] 162 |             "{}", "'tt_equal' expects its input value to be within '[{..}]' \
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message contains braces
[INFO] [stdout]    --> src/lib.rs:162:64
[INFO] [stdout]     |
[INFO] [stdout] 162 |             "'tt_equal' expects its input value to be within '[{..}]' \
[INFO] [stdout]     |                                                                ^  ^
[INFO] [stdout] 163 |              but it received additional tokens after the braces ('{..}')."
[INFO] [stdout]     |                                                                   ^  ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(panic_fmt)]` on by default
[INFO] [stdout]     = note: this message is not used as a format string, but will be in a future Rust edition
[INFO] [stdout] help: add a "{}" format string to use the message literally
[INFO] [stdout]     |
[INFO] [stdout] 162 |             "{}", "'tt_equal' expects its input value to be within '[{..}]' \
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message contains braces
[INFO] [stdout]    --> src/lib.rs:162:64
[INFO] [stdout]     |
[INFO] [stdout] 162 |             "'tt_equal' expects its input value to be within '[{..}]' \
[INFO] [stdout]     |                                                                ^  ^
[INFO] [stdout] 163 |              but it received additional tokens after the braces ('{..}')."
[INFO] [stdout]     |                                                                   ^  ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(panic_fmt)]` on by default
[INFO] [stdout]     = note: this message is not used as a format string, but will be in a future Rust edition
[INFO] [stdout] help: add a "{}" format string to use the message literally
[INFO] [stdout]     |
[INFO] [stdout] 162 |             "{}", "'tt_equal' expects its input value to be within '[{..}]' \
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.68s
[INFO] running `Command { std: "docker" "inspect" "cff0ab64225c1e6e1f4485b6de5255668153d563b7ec4adc77615cd540eeae68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cff0ab64225c1e6e1f4485b6de5255668153d563b7ec4adc77615cd540eeae68", kill_on_drop: false }`
[INFO] [stdout] cff0ab64225c1e6e1f4485b6de5255668153d563b7ec4adc77615cd540eeae68