[INFO] fetching crate display-as 0.6.0...
[INFO] checking display-as-0.6.0 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] extracting crate display-as 0.6.0 into /workspace/builds/worker-32/source
[INFO] validating manifest of crates.io crate display-as 0.6.0 on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "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-32/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded buf_redux v0.8.4
[INFO] [stderr]   Downloaded headers v0.3.4
[INFO] [stderr]   Downloaded encoding v0.2.33
[INFO] [stderr]   Downloaded encoding-index-korean v1.20141219.5
[INFO] [stderr]   Downloaded gzip-header v0.3.0
[INFO] [stderr]   Downloaded v_htmlescape v0.4.5
[INFO] [stderr]   Downloaded miniz-sys v0.1.12
[INFO] [stderr]   Downloaded tokio-signal v0.2.9
[INFO] [stderr]   Downloaded tower-service v0.1.0
[INFO] [stderr]   Downloaded actix-web v0.7.19
[INFO] [stderr]   Downloaded widestring v0.2.2
[INFO] [stderr]   Downloaded actix_derive v0.3.2
[INFO] [stderr]   Downloaded trust-dns-proto v0.5.0
[INFO] [stderr]   Downloaded error-chain v0.8.1
[INFO] [stderr]   Downloaded actix v0.7.9
[INFO] [stderr]   Downloaded v_escape_derive v0.5.6
[INFO] [stderr]   Downloaded trust-dns-proto v0.6.3
[INFO] [stderr]   Downloaded actix-net v0.2.6
[INFO] [stderr]   Downloaded ipconfig v0.1.9
[INFO] [stderr]   Downloaded display-as-proc-macro v0.6.0
[INFO] [stderr]   Downloaded rouille v2.2.0
[INFO] [stderr]   Downloaded tokio-tungstenite v0.11.0
[INFO] [stderr]   Downloaded warp v0.2.5
[INFO] [stderr]   Downloaded encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]   Downloaded twoway v0.1.8
[INFO] [stderr]   Downloaded input_buffer v0.3.1
[INFO] [stderr]   Downloaded borrow-bag v1.1.0
[INFO] [stderr]   Downloaded urlencoding v1.3.3
[INFO] [stderr]   Downloaded gotham v0.5.0
[INFO] [stderr]   Downloaded trust-dns-resolver v0.10.3
[INFO] [stderr]   Downloaded mime_guess v1.8.8
[INFO] [stderr]   Downloaded v_escape v0.7.4
[INFO] [stderr]   Downloaded ascii v0.8.7
[INFO] [stderr]   Downloaded buf_redux v0.6.3
[INFO] [stderr]   Downloaded multipart v0.13.6
[INFO] [stderr]   Downloaded chunked_transfer v0.3.1
[INFO] [stderr]   Downloaded tiny_http v0.6.4
[INFO] [stderr]   Downloaded encoding-index-japanese v1.20141219.5
[INFO] [stderr]   Downloaded encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]   Downloaded encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]   Downloaded encoding_index_tests v0.1.4
[INFO] [stderr]   Downloaded headers-core v0.2.0
[INFO] [stderr]   Downloaded multipart v0.17.1
[INFO] [stderr]   Downloaded tungstenite v0.11.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36f976dce15e83e3910097089d572b499fa47a1e4b0b911b8d45a27f2cf5fcdb
[INFO] running `Command { std: "docker" "start" "-a" "36f976dce15e83e3910097089d572b499fa47a1e4b0b911b8d45a27f2cf5fcdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36f976dce15e83e3910097089d572b499fa47a1e4b0b911b8d45a27f2cf5fcdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36f976dce15e83e3910097089d572b499fa47a1e4b0b911b8d45a27f2cf5fcdb", kill_on_drop: false }`
[INFO] [stdout] 36f976dce15e83e3910097089d572b499fa47a1e4b0b911b8d45a27f2cf5fcdb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6030c7307571f93644607eba25c15b7166cc7d98bd4706c03fb933ce79a4db43
[INFO] running `Command { std: "docker" "start" "-a" "6030c7307571f93644607eba25c15b7166cc7d98bd4706c03fb933ce79a4db43", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr] note: Switching to Edition 2021 will enable the use of the version 2 feature resolver in Cargo.
[INFO] [stderr] This may cause some dependencies to be built with fewer features enabled than previously.
[INFO] [stderr] More information about the resolver changes may be found at https://doc.rust-lang.org/nightly/edition-guide/rust-2021/default-cargo-resolver.html
[INFO] [stderr] When building the following dependencies, the given features will no longer be used:
[INFO] [stderr] 
[INFO] [stderr]   libc v0.2.100 (as host dependency): default, std
[INFO] [stderr] 
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling serde v1.0.128
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking crossbeam-utils v0.8.5
[INFO] [stderr]     Checking rand_xoshiro v0.1.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking criterion-plot v0.3.1
[INFO] [stderr]    Compiling display-as-proc-macro v0.6.0
[INFO] [stderr]     Checking display-as v0.6.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]    Compiling serde_derive v1.0.128
[INFO] [stderr]     Checking serde_json v1.0.66
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr]    Migrating tests/with_template.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/match.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/format_as.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/if_let_with_pattern.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/write_as.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/loop_in_let.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/mixed-types.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating benches/templates-benchmark-rs.rs from 2018 edition to 2021
[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 dev [unoptimized + debuginfo] target(s) in 20.67s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling display-as-proc-macro v0.6.0
[INFO] [stderr]     Checking display-as v0.6.0 (/tmp/fixit)
[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 dev [unoptimized + debuginfo] target(s) in 5.17s
[INFO] running `Command { std: "docker" "inspect" "6030c7307571f93644607eba25c15b7166cc7d98bd4706c03fb933ce79a4db43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6030c7307571f93644607eba25c15b7166cc7d98bd4706c03fb933ce79a4db43", kill_on_drop: false }`
[INFO] [stdout] 6030c7307571f93644607eba25c15b7166cc7d98bd4706c03fb933ce79a4db43