[INFO] fetching crate display-as 0.6.2...
[INFO] testing display-as-0.6.2 against 1.60.0 for beta-1.61-1
[INFO] extracting crate display-as 0.6.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate display-as 0.6.2 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 display-as 0.6.2
[INFO] finished tweaking crates.io crate display-as 0.6.2
[INFO] tweaked toml for crates.io crate display-as 0.6.2 written to /workspace/builds/worker-6/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
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[INFO] [stderr]   Downloaded rustls v0.18.1
[INFO] [stderr]   Downloaded error-chain v0.8.1
[INFO] [stderr]   Downloaded encoding v0.2.33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef4cc0e738a8bc776ce15b3a86d70e2e48d91d6b23debc5516c0e420c6ca3f05
[INFO] running `Command { std: "docker" "start" "-a" "ef4cc0e738a8bc776ce15b3a86d70e2e48d91d6b23debc5516c0e420c6ca3f05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef4cc0e738a8bc776ce15b3a86d70e2e48d91d6b23debc5516c0e420c6ca3f05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef4cc0e738a8bc776ce15b3a86d70e2e48d91d6b23debc5516c0e420c6ca3f05", kill_on_drop: false }`
[INFO] [stdout] ef4cc0e738a8bc776ce15b3a86d70e2e48d91d6b23debc5516c0e420c6ca3f05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4e1ce2c8d622cac8e7b5951f86e134804b20b753098a23d5590a8dd166fc42d
[INFO] running `Command { std: "docker" "start" "-a" "d4e1ce2c8d622cac8e7b5951f86e134804b20b753098a23d5590a8dd166fc42d", kill_on_drop: false }`
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling getrandom v0.2.6
[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 v0.6.3
[INFO] [stderr]    Compiling display-as v0.6.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.09s
[INFO] running `Command { std: "docker" "inspect" "d4e1ce2c8d622cac8e7b5951f86e134804b20b753098a23d5590a8dd166fc42d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4e1ce2c8d622cac8e7b5951f86e134804b20b753098a23d5590a8dd166fc42d", kill_on_drop: false }`
[INFO] [stdout] d4e1ce2c8d622cac8e7b5951f86e134804b20b753098a23d5590a8dd166fc42d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 112c7bbab46e568777567ddd160f50b55c2488f910b53c909e6b7346382f01c0
[INFO] running `Command { std: "docker" "start" "-a" "112c7bbab46e568777567ddd160f50b55c2488f910b53c909e6b7346382f01c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.7
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling rand_xoshiro v0.1.0
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling criterion-plot v0.3.1
[INFO] [stderr]    Compiling criterion v0.2.11
[INFO] [stderr]    Compiling display-as v0.6.2 (/opt/rustwide/workdir)
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.25s
[INFO] running `Command { std: "docker" "inspect" "112c7bbab46e568777567ddd160f50b55c2488f910b53c909e6b7346382f01c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "112c7bbab46e568777567ddd160f50b55c2488f910b53c909e6b7346382f01c0", kill_on_drop: false }`
[INFO] [stdout] 112c7bbab46e568777567ddd160f50b55c2488f910b53c909e6b7346382f01c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 095144e7ffbb65e051cb306a2f0d06ba22cc8eaba40679c8012cd7e0007c7bea
[INFO] running `Command { std: "docker" "start" "-a" "095144e7ffbb65e051cb306a2f0d06ba22cc8eaba40679c8012cd7e0007c7bea", kill_on_drop: false }`
[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 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/display_as-61180c7d6e6aab8c)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test float::display ... ok
[INFO] [stdout] test float::to_floating ... ok
[INFO] [stdout] test html::escaping ... ok
[INFO] [stdout] test html::floats ... ok
[INFO] [stdout] test latex::escaping ... ok
[INFO] [stdout] test latex::floats ... ok
[INFO] [stdout] test mathlatex::escaping ... ok
[INFO] [stdout] test mathlatex::floats ... ok
[INFO] [stdout] test rust::escaping ... ok
[INFO] [stdout] test rust::floats ... ok
[INFO] [stdout] test test_closure ... ok
[INFO] [stdout] test tests::html_escaping ... ok
[INFO] [stdout] test url::escaping ... ok
[INFO] [stdout] test utf8::escaping ... ok
[INFO] [stdout] test utf8::floats ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/format_as.rs (/opt/rustwide/target/debug/deps/format_as-ad9f9f26460b1bf7)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test integer_reference ... ok
[INFO] [stdout] test nested_format_as ... ok
[INFO] [stdout] test string_and_integer ... ok
[INFO] [stdout] test just_string ... ok
[INFO] [stdout] test string_and_float ... ok
[INFO] [stdout] test test_conditionals ... ok
[INFO] [stdout] test test_let ... ok
[INFO] [stdout] test test_let_again ... 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 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/if_let_with_pattern.rs (/opt/rustwide/target/debug/deps/if_let_with_pattern-fb795430be9edfef)
[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] [stderr]      Running tests/loop_in_let.rs (/opt/rustwide/target/debug/deps/loop_in_let-8c8c4bce20186bb7)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_let ... ok
[INFO] [stdout] test test_loop_no_let_b ... ok
[INFO] [stdout] test test_loop_no_let ... ok
[INFO] [stdout] test test_no_loop_no_let_c ... 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-655d7eeeceb6ed75)
[INFO] [stdout] 
[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] [stderr]      Running tests/mixed-types.rs (/opt/rustwide/target/debug/deps/mixed_types-7c460fc375baaa18)
[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 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/with_template.rs (/opt/rustwide/target/debug/deps/with_template-fe0aac6e624795a3)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test foo ... ok
[INFO] [stdout] test from_delimiters ... ok
[INFO] [stdout] test from_file ... ok
[INFO] [stdout] test from_file_base ... ok
[INFO] [stdout] test from_file_include ... 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] [stderr]      Running tests/write_as.rs (/opt/rustwide/target/debug/deps/write_as-d9c3eefedd68c37d)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test write_integer ... ok
[INFO] [stdout] test write_to_mut_ref_string ... ok
[INFO] [stdout] test write_nice_loop ... ok
[INFO] [stdout] test write_nice_loop_strings ... ok
[INFO] [stdout] test write_to_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests display-as
[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 179) ... ignored
[INFO] [stdout] test src/lib.rs - (line 185) ... ignored
[INFO] [stdout] test src/lib.rs - (line 58) ... ok
[INFO] [stdout] test src/lib.rs - (line 113) ... ok
[INFO] [stdout] test src/lib.rs - (line 127) ... ok
[INFO] [stdout] test src/html.rs - html::display_floats_as (line 79) ... ok
[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 72) ... ok
[INFO] [stdout] test src/lib.rs - (line 203) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 4 ignored; 0 measured; 0 filtered out; finished in 0.41s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "095144e7ffbb65e051cb306a2f0d06ba22cc8eaba40679c8012cd7e0007c7bea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "095144e7ffbb65e051cb306a2f0d06ba22cc8eaba40679c8012cd7e0007c7bea", kill_on_drop: false }`
[INFO] [stdout] 095144e7ffbb65e051cb306a2f0d06ba22cc8eaba40679c8012cd7e0007c7bea