[INFO] fetching crate tt-equal 0.1.2...
[INFO] testing tt-equal-0.1.2 against 1.60.0 for beta-1.61-1
[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 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] 73c5bb5f0a928e9fa5317c5f7807170cb1f31da8b14d862205737b8d8b6ad5a9
[INFO] running `Command { std: "docker" "start" "-a" "73c5bb5f0a928e9fa5317c5f7807170cb1f31da8b14d862205737b8d8b6ad5a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73c5bb5f0a928e9fa5317c5f7807170cb1f31da8b14d862205737b8d8b6ad5a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73c5bb5f0a928e9fa5317c5f7807170cb1f31da8b14d862205737b8d8b6ad5a9", kill_on_drop: false }`
[INFO] [stdout] 73c5bb5f0a928e9fa5317c5f7807170cb1f31da8b14d862205737b8d8b6ad5a9
[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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65781067b1294998908ff807afce6d6192a3661f7b3ca351642711cfb0eb2929
[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" "65781067b1294998908ff807afce6d6192a3661f7b3ca351642711cfb0eb2929", kill_on_drop: false }`
[INFO] [stderr]    Compiling tt-call v1.0.8
[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_panics)]` 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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.46s
[INFO] running `Command { std: "docker" "inspect" "65781067b1294998908ff807afce6d6192a3661f7b3ca351642711cfb0eb2929", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65781067b1294998908ff807afce6d6192a3661f7b3ca351642711cfb0eb2929", kill_on_drop: false }`
[INFO] [stdout] 65781067b1294998908ff807afce6d6192a3661f7b3ca351642711cfb0eb2929
[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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74f3075309ee2271d37c32a33762997ee50ac6a7f1908cada217aa92b21e24d1
[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" "74f3075309ee2271d37c32a33762997ee50ac6a7f1908cada217aa92b21e24d1", kill_on_drop: false }`
[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_panics)]` 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: 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_panics)]` 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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "74f3075309ee2271d37c32a33762997ee50ac6a7f1908cada217aa92b21e24d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74f3075309ee2271d37c32a33762997ee50ac6a7f1908cada217aa92b21e24d1", kill_on_drop: false }`
[INFO] [stdout] 74f3075309ee2271d37c32a33762997ee50ac6a7f1908cada217aa92b21e24d1
[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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 78e5f14669bb63056827ce9812a9c1a794a334f3f54ec9a9923d3446c1ca2b7d
[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" "78e5f14669bb63056827ce9812a9c1a794a334f3f54ec9a9923d3446c1ca2b7d", kill_on_drop: false }`
[INFO] [stderr] warning: panic message contains braces
[INFO] [stderr]    --> src/lib.rs:162:64
[INFO] [stderr]     |
[INFO] [stderr] 162 |             "'tt_equal' expects its input value to be within '[{..}]' \
[INFO] [stderr]     |                                                                ^  ^
[INFO] [stderr] 163 |              but it received additional tokens after the braces ('{..}')."
[INFO] [stderr]     |                                                                   ^  ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stderr]     = note: this message is not used as a format string, but will be in Rust 2021
[INFO] [stderr] help: add a "{}" format string to use the message literally
[INFO] [stderr]     |
[INFO] [stderr] 162 |             "{}", "'tt_equal' expects its input value to be within '[{..}]' \
[INFO] [stderr]     |             +++++
[INFO] [stderr] 
[INFO] [stderr] warning: `tt-equal` (lib) generated 1 warning
[INFO] [stderr] warning: `tt-equal` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tt_equal-00512640d4c8be94)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]      Running tests/macro_rules_oddities.rs (/opt/rustwide/target/debug/deps/macro_rules_oddities-f80912eae7c633e5)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-3c63279c29592451)
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_duplicate ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_tt_equal_invocations ... ok
[INFO] [stderr]    Doc-tests tt-equal
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - tt_equal (line 66) ... ok
[INFO] [stdout] test src/lib.rs - tt_equal (line 22) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.55s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "78e5f14669bb63056827ce9812a9c1a794a334f3f54ec9a9923d3446c1ca2b7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78e5f14669bb63056827ce9812a9c1a794a334f3f54ec9a9923d3446c1ca2b7d", kill_on_drop: false }`
[INFO] [stdout] 78e5f14669bb63056827ce9812a9c1a794a334f3f54ec9a9923d3446c1ca2b7d