[INFO] fetching crate tt-equal 0.1.2...
[INFO] checking tt-equal-0.1.2 against master#50e1dc1536264ab71c0850f346b12309477f29f7 for pr-85073
[INFO] extracting crate tt-equal 0.1.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate tt-equal 0.1.2 on toolchain 50e1dc1536264ab71c0850f346b12309477f29f7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a589b405c75a182d9e5ef516843ae0792995fef0e0f083496eb880bddd3adfa2
[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" "a589b405c75a182d9e5ef516843ae0792995fef0e0f083496eb880bddd3adfa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a589b405c75a182d9e5ef516843ae0792995fef0e0f083496eb880bddd3adfa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a589b405c75a182d9e5ef516843ae0792995fef0e0f083496eb880bddd3adfa2", kill_on_drop: false }`
[INFO] [stdout] a589b405c75a182d9e5ef516843ae0792995fef0e0f083496eb880bddd3adfa2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+50e1dc1536264ab71c0850f346b12309477f29f7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9fdd1afcc8363e28384330d0fe03a810cd64fdcb097b585a2d085f6963594dc9
[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" "9fdd1afcc8363e28384330d0fe03a810cd64fdcb097b585a2d085f6963594dc9", 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(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this message is not used as a format string, but will be in Rust 2021
[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(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this message is not used as a format string, but will be in Rust 2021
[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(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this message is not used as a format string, but will be in Rust 2021
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `Command { std: "docker" "inspect" "9fdd1afcc8363e28384330d0fe03a810cd64fdcb097b585a2d085f6963594dc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fdd1afcc8363e28384330d0fe03a810cd64fdcb097b585a2d085f6963594dc9", kill_on_drop: false }`
[INFO] [stdout] 9fdd1afcc8363e28384330d0fe03a810cd64fdcb097b585a2d085f6963594dc9