[INFO] cloning repository https://github.com/stoically/syn-rsx
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stoically/syn-rsx" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstoically%2Fsyn-rsx", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstoically%2Fsyn-rsx'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bd7be61e32f89c8694ca3dfcd612c2539fa35623
[INFO] checking stoically/syn-rsx against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstoically%2Fsyn-rsx" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/stoically/syn-rsx 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 git repo https://github.com/stoically/syn-rsx
[INFO] finished tweaking git repo https://github.com/stoically/syn-rsx
[INFO] tweaked toml for git repo https://github.com/stoically/syn-rsx written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/stoically/syn-rsx already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tinytemplate v1.1.0
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.1
[INFO] [stderr]   Downloaded criterion-plot v0.4.3
[INFO] [stderr]   Downloaded cast v0.2.3
[INFO] [stderr]   Downloaded crossbeam-channel v0.5.0
[INFO] [stderr]   Downloaded csv-core v0.1.10
[INFO] [stderr]   Downloaded itertools v0.9.0
[INFO] [stderr]   Downloaded oorandom v11.1.3
[INFO] [stderr]   Downloaded rayon-core v1.9.0
[INFO] [stderr]   Downloaded bstr v0.2.14
[INFO] [stderr]   Downloaded rayon v1.5.0
[INFO] [stderr]   Downloaded memoffset v0.6.1
[INFO] [stderr]   Downloaded csv v1.1.5
[INFO] [stderr]   Downloaded plotters v0.2.15
[INFO] [stderr]   Downloaded const_fn v0.4.4
[INFO] [stderr]   Downloaded half v1.6.0
[INFO] [stderr]   Downloaded syn v1.0.57
[INFO] [stderr]   Downloaded criterion v0.3.3
[INFO] [stderr]   Downloaded walkdir v2.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 0a0de0c7093cfe6ebc4d957c1632101dc8cd14124cc4f3175ed9324711629c77
[INFO] running `Command { std: "docker" "start" "-a" "0a0de0c7093cfe6ebc4d957c1632101dc8cd14124cc4f3175ed9324711629c77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a0de0c7093cfe6ebc4d957c1632101dc8cd14124cc4f3175ed9324711629c77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a0de0c7093cfe6ebc4d957c1632101dc8cd14124cc4f3175ed9324711629c77", kill_on_drop: false }`
[INFO] [stdout] 0a0de0c7093cfe6ebc4d957c1632101dc8cd14124cc4f3175ed9324711629c77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 07dac4d8b4584bfa9524719ed0106046da58a37acce931937f37be3692e2c17d
[INFO] running `Command { std: "docker" "start" "-a" "07dac4d8b4584bfa9524719ed0106046da58a37acce931937f37be3692e2c17d", 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]   syn v1.0.57: visit
[INFO] [stderr]   syn v1.0.57 (as host dependency): visit
[INFO] [stderr] 
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking half v1.6.0
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking memchr v2.3.4
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]     Checking proc-macro2 v1.0.24
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking quote v1.0.8
[INFO] [stderr]     Checking rayon v1.5.0
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking serde_json v1.0.61
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking syn-rsx v0.8.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]     Checking csv v1.1.5
[INFO] [stderr]     Checking html-to-string-macro v0.1.0 (/tmp/fixit/examples/html-to-string-macro)
[INFO] [stderr]    Migrating examples/html-to-string-macro/src/lib.rs from 2018 edition to 2021
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Migrating examples/html-to-string-macro/tests/lib.rs from 2018 edition to 2021
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stderr]    Migrating benches/bench.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/test.rs from 2018 edition to 2021
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.97s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]     Checking syn-rsx v0.8.0 (/tmp/fixit)
[INFO] [stderr]     Checking html-to-string-macro v0.1.0 (/tmp/fixit/examples/html-to-string-macro)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.05s
[INFO] running `Command { std: "docker" "inspect" "07dac4d8b4584bfa9524719ed0106046da58a37acce931937f37be3692e2c17d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07dac4d8b4584bfa9524719ed0106046da58a37acce931937f37be3692e2c17d", kill_on_drop: false }`
[INFO] [stdout] 07dac4d8b4584bfa9524719ed0106046da58a37acce931937f37be3692e2c17d