[INFO] fetching crate tt-equal 0.1.2...
[INFO] testing tt-equal-0.1.2 against 1.59.0 for beta-1.60-1
[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 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dec13f5d5912bf6687b337c9dab8012e7874b101c5a165fa93069549c962980e
[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" "dec13f5d5912bf6687b337c9dab8012e7874b101c5a165fa93069549c962980e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dec13f5d5912bf6687b337c9dab8012e7874b101c5a165fa93069549c962980e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dec13f5d5912bf6687b337c9dab8012e7874b101c5a165fa93069549c962980e", kill_on_drop: false }`
[INFO] [stdout] dec13f5d5912bf6687b337c9dab8012e7874b101c5a165fa93069549c962980e
[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=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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9adb4bfe0021fae2225b1bf092fe973510718a24e27e76c3f63860bb510aaef6
[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" "9adb4bfe0021fae2225b1bf092fe973510718a24e27e76c3f63860bb510aaef6", 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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "9adb4bfe0021fae2225b1bf092fe973510718a24e27e76c3f63860bb510aaef6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9adb4bfe0021fae2225b1bf092fe973510718a24e27e76c3f63860bb510aaef6", kill_on_drop: false }`
[INFO] [stdout] 9adb4bfe0021fae2225b1bf092fe973510718a24e27e76c3f63860bb510aaef6
[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=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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ed0f9cb94d08b1f9fa459bda99f707c9c4ffe23bea690a16fb72083a736bb7a
[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" "3ed0f9cb94d08b1f9fa459bda99f707c9c4ffe23bea690a16fb72083a736bb7a", 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 0.63s
[INFO] running `Command { std: "docker" "inspect" "3ed0f9cb94d08b1f9fa459bda99f707c9c4ffe23bea690a16fb72083a736bb7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ed0f9cb94d08b1f9fa459bda99f707c9c4ffe23bea690a16fb72083a736bb7a", kill_on_drop: false }`
[INFO] [stdout] 3ed0f9cb94d08b1f9fa459bda99f707c9c4ffe23bea690a16fb72083a736bb7a
[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=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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e0fec5708410abfabb69c8f179854afca30ee2918577b006e396503b3364a12d
[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" "e0fec5708410abfabb69c8f179854afca30ee2918577b006e396503b3364a12d", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: panic message contains braces
[INFO] [stdout] running 0 tests
[INFO] [stderr]    --> src/lib.rs:162:64
[INFO] [stdout] 
[INFO] [stderr]     |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 162 |             "'tt_equal' expects its input value to be within '[{..}]' \
[INFO] [stdout] 
[INFO] [stderr]     |                                                                ^  ^
[INFO] [stdout] 
[INFO] [stderr] 163 |              but it received additional tokens after the braces ('{..}')."
[INFO] [stdout] running 1 test
[INFO] [stderr]     |                                                                   ^  ^
[INFO] [stdout] test test_duplicate ... ok
[INFO] [stderr]     |
[INFO] [stdout] 
[INFO] [stderr]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]     = note: this message is not used as a format string, but will be in Rust 2021
[INFO] [stdout] 
[INFO] [stderr] help: add a "{}" format string to use the message literally
[INFO] [stdout] 
[INFO] [stderr]     |
[INFO] [stdout] running 1 test
[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 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tt_equal-b39e78c20a470f3e)
[INFO] [stderr]      Running tests/macro_rules_oddities.rs (/opt/rustwide/target/debug/deps/macro_rules_oddities-32c363499c12dd9a)
[INFO] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-c1e6ba8882ba36f5)
[INFO] [stdout] test test_tt_equal_invocations ... 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] [stderr]    Doc-tests tt-equal
[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 0.47s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e0fec5708410abfabb69c8f179854afca30ee2918577b006e396503b3364a12d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0fec5708410abfabb69c8f179854afca30ee2918577b006e396503b3364a12d", kill_on_drop: false }`
[INFO] [stdout] e0fec5708410abfabb69c8f179854afca30ee2918577b006e396503b3364a12d