[INFO] fetching crate unit_test_utils 0.1.3...
[INFO] testing unit_test_utils-0.1.3 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate unit_test_utils 0.1.3 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate unit_test_utils 0.1.3 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate unit_test_utils 0.1.3
[INFO] finished tweaking crates.io crate unit_test_utils 0.1.3
[INFO] tweaked toml for crates.io crate unit_test_utils 0.1.3 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 666533241d15eb02728f7efe59b59c24f1dcf4f329bfae6c809ef57e423e185f
[INFO] running `Command { std: "docker" "start" "-a" "666533241d15eb02728f7efe59b59c24f1dcf4f329bfae6c809ef57e423e185f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "666533241d15eb02728f7efe59b59c24f1dcf4f329bfae6c809ef57e423e185f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "666533241d15eb02728f7efe59b59c24f1dcf4f329bfae6c809ef57e423e185f", kill_on_drop: false }`
[INFO] [stdout] 666533241d15eb02728f7efe59b59c24f1dcf4f329bfae6c809ef57e423e185f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4f7abb63ad56f1767a700b0c085b2c22b77e085a5aa2559978e89b63487cf08
[INFO] running `Command { std: "docker" "start" "-a" "e4f7abb63ad56f1767a700b0c085b2c22b77e085a5aa2559978e89b63487cf08", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling unit_test_utils v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/lib.rs:97:51
[INFO] [stdout]    |
[INFO] [stdout] 97 |     assert!(nearly_equal(a, b, rel_tol, abs_tol), msg);
[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] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 97 |     assert!(nearly_equal(a, b, rel_tol, abs_tol), "{}", msg);
[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 3.75s
[INFO] running `Command { std: "docker" "inspect" "e4f7abb63ad56f1767a700b0c085b2c22b77e085a5aa2559978e89b63487cf08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4f7abb63ad56f1767a700b0c085b2c22b77e085a5aa2559978e89b63487cf08", kill_on_drop: false }`
[INFO] [stdout] e4f7abb63ad56f1767a700b0c085b2c22b77e085a5aa2559978e89b63487cf08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb30656b3c909dadcdf61f0e03aa381d1fb3b23cf1624244c94e979716a9e4a7
[INFO] running `Command { std: "docker" "start" "-a" "fb30656b3c909dadcdf61f0e03aa381d1fb3b23cf1624244c94e979716a9e4a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling unit_test_utils v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/lib.rs:97:51
[INFO] [stdout]    |
[INFO] [stdout] 97 |     assert!(nearly_equal(a, b, rel_tol, abs_tol), msg);
[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] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 97 |     assert!(nearly_equal(a, b, rel_tol, abs_tol), "{}", msg);
[INFO] [stdout]    |                                                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/lib.rs:97:51
[INFO] [stdout]    |
[INFO] [stdout] 97 |     assert!(nearly_equal(a, b, rel_tol, abs_tol), msg);
[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] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 97 |     assert!(nearly_equal(a, b, rel_tol, abs_tol), "{}", msg);
[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 0.64s
[INFO] running `Command { std: "docker" "inspect" "fb30656b3c909dadcdf61f0e03aa381d1fb3b23cf1624244c94e979716a9e4a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb30656b3c909dadcdf61f0e03aa381d1fb3b23cf1624244c94e979716a9e4a7", kill_on_drop: false }`
[INFO] [stdout] fb30656b3c909dadcdf61f0e03aa381d1fb3b23cf1624244c94e979716a9e4a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 421d6b2bfce78494e18b1fb99db873da9ff836c91d7a18a5edea83eabc6edbea
[INFO] running `Command { std: "docker" "start" "-a" "421d6b2bfce78494e18b1fb99db873da9ff836c91d7a18a5edea83eabc6edbea", kill_on_drop: false }`
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/lib.rs:97:51
[INFO] [stderr]    |
[INFO] [stderr] 97 |     assert!(nearly_equal(a, b, rel_tol, abs_tol), msg);
[INFO] [stderr]    |                                                   ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stderr]    = note: this is no longer accepted in Rust 2021
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]    |
[INFO] [stderr] 97 |     assert!(nearly_equal(a, b, rel_tol, abs_tol), "{}", msg);
[INFO] [stderr]    |                                                   ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/lib.rs:97:51
[INFO] [stderr]    |
[INFO] [stderr] 97 |     assert!(nearly_equal(a, b, rel_tol, abs_tol), msg);
[INFO] [stderr]    |                                                   ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stderr]    = note: this is no longer accepted in Rust 2021
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]    |
[INFO] [stderr] 97 |     assert!(nearly_equal(a, b, rel_tol, abs_tol), "{}", msg);
[INFO] [stderr]    |                                                   ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/unit_test_utils-340b76ca3bd04aa5)
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test tests::absolutely_equal ... ok
[INFO] [stdout] test tests::any_is_nan ... ok
[INFO] [stdout] test tests::arrays_equal ... ok
[INFO] [stdout] test tests::arrays_identical ... ok
[INFO] [stdout] test tests::arrays_not_equal ... ok
[INFO] [stdout] test tests::assert_all_le_one_f32 ... ok
[INFO] [stdout] test tests::assert_all_positive ... ok
[INFO] [stdout] test tests::finite_array ... ok
[INFO] [stdout] test tests::infinities ... ok
[INFO] [stdout] test tests::nans ... ok
[INFO] [stdout] test tests::not_nearly_equal ... ok
[INFO] [stdout] test tests::not_nearly_equal_rel_tol ... ok
[INFO] [stdout] test tests::really_nearly_equal ... ok
[INFO] [stdout] test tests::with_f32 ... ok
[INFO] [stdout] test tests::assert_all_positive_panic ... ok
[INFO] [stdout] test tests::assert_all_le_one_panic ... ok
[INFO] [stdout] test tests::assert_arrays_different_lens ... ok
[INFO] [stdout] test tests::assert_numbers_equal ... ok
[INFO] [stdout] test tests::assert_arrays_not_equal ... ok
[INFO] [stdout] test tests::finite_array_panic ... ok
[INFO] [stderr]    Doc-tests unit_test_utils
[INFO] [stdout] test tests::finite_array_panic_neg_inf ... ok
[INFO] [stdout] test tests::no_nonpositive_abs_tol ... ok
[INFO] [stdout] test tests::nan_is_not_finite ... ok
[INFO] [stdout] test tests::no_nonpositive_rel_tol ... ok
[INFO] [stdout] test tests::none_is_none_panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[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] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "421d6b2bfce78494e18b1fb99db873da9ff836c91d7a18a5edea83eabc6edbea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "421d6b2bfce78494e18b1fb99db873da9ff836c91d7a18a5edea83eabc6edbea", kill_on_drop: false }`
[INFO] [stdout] 421d6b2bfce78494e18b1fb99db873da9ff836c91d7a18a5edea83eabc6edbea