[INFO] fetching crate display-as 0.6.0...
[INFO] testing display-as-0.6.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate display-as 0.6.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate display-as 0.6.0 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 display-as 0.6.0
[INFO] finished tweaking crates.io crate display-as 0.6.0
[INFO] tweaked toml for crates.io crate display-as 0.6.0 written to /workspace/builds/worker-3/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] ae6c8be427d43adda19082bf766b4c318e64cbd8809a3feba306b3330d705fc4
[INFO] running `Command { std: "docker" "start" "-a" "ae6c8be427d43adda19082bf766b4c318e64cbd8809a3feba306b3330d705fc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae6c8be427d43adda19082bf766b4c318e64cbd8809a3feba306b3330d705fc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae6c8be427d43adda19082bf766b4c318e64cbd8809a3feba306b3330d705fc4", kill_on_drop: false }`
[INFO] [stdout] ae6c8be427d43adda19082bf766b4c318e64cbd8809a3feba306b3330d705fc4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] d064a0a057e76d4ca171aa003eea2d27040643ed98e178c1cab4038c219ec6c1
[INFO] running `Command { std: "docker" "start" "-a" "d064a0a057e76d4ca171aa003eea2d27040643ed98e178c1cab4038c219ec6c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.2.5
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling display-as-proc-macro v0.6.2
[INFO] [stderr]    Compiling display-as v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.69s
[INFO] running `Command { std: "docker" "inspect" "d064a0a057e76d4ca171aa003eea2d27040643ed98e178c1cab4038c219ec6c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d064a0a057e76d4ca171aa003eea2d27040643ed98e178c1cab4038c219ec6c1", kill_on_drop: false }`
[INFO] [stdout] d064a0a057e76d4ca171aa003eea2d27040643ed98e178c1cab4038c219ec6c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] addfd7c9fade1a2bfe59c0076fcfca15e52dd80a738203b9eb121e0055d1081e
[INFO] running `Command { std: "docker" "start" "-a" "addfd7c9fade1a2bfe59c0076fcfca15e52dd80a738203b9eb121e0055d1081e", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.6
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.7
[INFO] [stderr]    Compiling rand_xoshiro v0.1.0
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.7
[INFO] [stderr]    Compiling crossbeam-channel v0.5.2
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling criterion-plot v0.3.1
[INFO] [stderr]    Compiling criterion v0.2.11
[INFO] [stderr]    Compiling display-as v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]  --> tests/if_let_with_pattern.rs:7:28
[INFO] [stdout]   |
[INFO] [stdout] 7 |     struct Foo { x: usize };
[INFO] [stdout]   |                            ^ help: remove this semicolon
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> tests/if_let_with_pattern.rs:19:28
[INFO] [stdout]    |
[INFO] [stdout] 19 |     struct Foo { x: usize };
[INFO] [stdout]    |                            ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]   --> tests/if_let_with_pattern.rs:10:29
[INFO] [stdout]    |
[INFO] [stdout] 10 |         format_as!(HTML, if let Foo { x } = foo {
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout]    = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]    = help: consider replacing the `if let` with a `let`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.00s
[INFO] running `Command { std: "docker" "inspect" "addfd7c9fade1a2bfe59c0076fcfca15e52dd80a738203b9eb121e0055d1081e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "addfd7c9fade1a2bfe59c0076fcfca15e52dd80a738203b9eb121e0055d1081e", kill_on_drop: false }`
[INFO] [stdout] addfd7c9fade1a2bfe59c0076fcfca15e52dd80a738203b9eb121e0055d1081e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] f914b8ada7c86af5b8bef6b5648419c2ad1164cca028e12c9a4374405a5f386e
[INFO] running `Command { std: "docker" "start" "-a" "f914b8ada7c86af5b8bef6b5648419c2ad1164cca028e12c9a4374405a5f386e", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]  --> tests/if_let_with_pattern.rs:7:28
[INFO] [stderr]   |
[INFO] [stderr] 7 |     struct Foo { x: usize };
[INFO] [stderr]   |                            ^ help: remove this semicolon
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> tests/if_let_with_pattern.rs:19:28
[INFO] [stderr]    |
[INFO] [stderr] 19 |     struct Foo { x: usize };
[INFO] [stderr]    |                            ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: irrefutable `if let` pattern
[INFO] [stderr]   --> tests/if_let_with_pattern.rs:10:29
[INFO] [stderr]    |
[INFO] [stderr] 10 |         format_as!(HTML, if let Foo { x } = foo {
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stderr]    = note: this pattern will always match, so the `if let` is useless
[INFO] [stderr]    = help: consider replacing the `if let` with a `let`
[INFO] [stderr] 
[INFO] [stderr] warning: `display-as` (test "if_let_with_pattern") generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/display_as-6aa092a5969cec0e)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test latex::floats ... ok
[INFO] [stdout] test html::floats ... ok
[INFO] [stdout] test float::to_floating ... ok
[INFO] [stdout] test rust::escaping ... ok
[INFO] [stdout] test latex::escaping ... ok
[INFO] [stdout] test mathlatex::floats ... ok
[INFO] [stdout] test html::escaping ... ok
[INFO] [stdout] test float::display ... ok
[INFO] [stdout] test mathlatex::escaping ... ok
[INFO] [stdout] test rust::floats ... ok
[INFO] [stdout] test utf8::floats ... ok
[INFO] [stdout] test utf8::escaping ... ok
[INFO] [stderr]      Running tests/format_as.rs (/opt/rustwide/target/debug/deps/format_as-1a29f115dbe318f0)
[INFO] [stdout] test test_closure ... ok
[INFO] [stdout] test url::escaping ... ok
[INFO] [stdout] test tests::html_escaping ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test just_string ... ok
[INFO] [stdout] test string_and_integer ... ok
[INFO] [stdout] test test_let_again ... ok
[INFO] [stdout] test test_let ... ok
[INFO] [stderr]      Running tests/if_let_with_pattern.rs (/opt/rustwide/target/debug/deps/if_let_with_pattern-a5b6b548dd2c17fd)
[INFO] [stdout] test test_conditionals ... ok
[INFO] [stderr]      Running tests/loop_in_let.rs (/opt/rustwide/target/debug/deps/loop_in_let-b21ff28ec7019c37)
[INFO] [stdout] test nested_format_as ... ok
[INFO] [stdout] test integer_reference ... ok
[INFO] [stdout] test string_and_float ... ok
[INFO] [stdout] test test_mixed_formats ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 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 test_if_let ... ok
[INFO] [stdout] test test_let_with_braces_match ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_loop_no_let_b ... ok
[INFO] [stdout] test test_no_loop_no_let_c ... ok
[INFO] [stdout] test test_loop_no_let ... ok
[INFO] [stdout] test test_let ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/match.rs (/opt/rustwide/target/debug/deps/match-9abf366bb2ae3f15)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/mixed-types.rs (/opt/rustwide/target/debug/deps/mixed_types-b667a4ab1383b80b)
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_match ... 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 2 tests
[INFO] [stdout] test mixed_formats_in_let ... ok
[INFO] [stdout] test mixed_types ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/with_template.rs (/opt/rustwide/target/debug/deps/with_template-083546156c5b0d94)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/write_as.rs (/opt/rustwide/target/debug/deps/write_as-877db48eb63f27cf)
[INFO] [stdout] running 6 tests
[INFO] [stdout] test foo ... ok
[INFO] [stdout] test from_file_include ... ok
[INFO] [stdout] test from_file_base ... ok
[INFO] [stdout] test from_delimiters ... ok
[INFO] [stdout] test from_file ... ok
[INFO] [stdout] test testing_if ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stderr]    Doc-tests display-as
[INFO] [stdout] test write_to_mut_ref_string ... ok
[INFO] [stdout] test write_to_string ... ok
[INFO] [stdout] test write_integer ... ok
[INFO] [stdout] test write_nice_loop ... ok
[INFO] [stdout] test write_nice_loop_strings ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/lib.rs - (line 149) ... ignored
[INFO] [stdout] test src/lib.rs - (line 170) ... ignored
[INFO] [stdout] test src/lib.rs - (line 174) ... ignored
[INFO] [stdout] test src/lib.rs - (line 178) ... ignored
[INFO] [stdout] test src/lib.rs - (line 85) ... ok
[INFO] [stdout] test src/lib.rs - (line 100) ... ok
[INFO] [stdout] test src/lib.rs - (line 113) ... ok
[INFO] [stdout] test src/lib.rs - (line 127) ... ok
[INFO] [stdout] test src/lib.rs - (line 72) ... ok
[INFO] [stdout] test src/html.rs - html::display_floats_as (line 79) ... ok
[INFO] [stdout] test src/lib.rs - (line 58) ... ok
[INFO] [stdout] test src/lib.rs - (line 182) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 4 ignored; 0 measured; 0 filtered out; finished in 0.60s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f914b8ada7c86af5b8bef6b5648419c2ad1164cca028e12c9a4374405a5f386e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f914b8ada7c86af5b8bef6b5648419c2ad1164cca028e12c9a4374405a5f386e", kill_on_drop: false }`
[INFO] [stdout] f914b8ada7c86af5b8bef6b5648419c2ad1164cca028e12c9a4374405a5f386e