[INFO] fetching crate mdn 0.1.3...
[INFO] checking mdn-0.1.3 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] extracting crate mdn 0.1.3 into /workspace/builds/worker-67/source
[INFO] validating manifest of crates.io crate mdn 0.1.3 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 mdn 0.1.3
[INFO] finished tweaking crates.io crate mdn 0.1.3
[INFO] tweaked toml for crates.io crate mdn 0.1.3 written to /workspace/builds/worker-67/source/Cargo.toml
[INFO] crate crates.io crate mdn 0.1.3 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ghash v0.3.0
[INFO] [stderr]   Downloaded cookie v0.14.2
[INFO] [stderr]   Downloaded aes-gcm v0.6.0
[INFO] [stderr]   Downloaded string_cache v0.8.0
[INFO] [stderr]   Downloaded async-trait v0.1.41
[INFO] [stderr]   Downloaded plist v1.0.0
[INFO] [stderr]   Downloaded html2text v0.2.1
[INFO] [stderr]   Downloaded console v0.12.0
[INFO] [stderr]   Downloaded async-std v1.6.5
[INFO] [stderr]   Downloaded semver-parser v0.10.0
[INFO] [stderr]   Downloaded polling v2.0.1
[INFO] [stderr]   Downloaded aes-soft v0.4.0
[INFO] [stderr]   Downloaded async-global-executor v1.3.0
[INFO] [stderr]   Downloaded termios v0.3.2
[INFO] [stderr]   Downloaded aes v0.4.0
[INFO] [stderr]   Downloaded standback v0.2.11
[INFO] [stderr]   Downloaded ansi_colours v1.0.1
[INFO] [stderr]   Downloaded git2 v0.13.11
[INFO] [stderr]   Downloaded syn v1.0.43
[INFO] [stderr]   Downloaded path_abs v0.5.0
[INFO] [stderr]   Downloaded hkdf v0.9.0
[INFO] [stderr]   Downloaded serde_qs v0.7.0
[INFO] [stderr]   Downloaded onig_sys v69.5.1
[INFO] [stderr]   Downloaded syntect v4.4.0
[INFO] [stderr]   Downloaded futures-lite v1.11.0
[INFO] [stderr]   Downloaded libgit2-sys v0.12.13+1.0.1
[INFO] [stderr]   Downloaded onig v6.1.0
[INFO] [stderr]   Downloaded isahc v0.9.10
[INFO] [stderr]   Downloaded flate2 v1.0.18
[INFO] [stderr]   Downloaded async-io v1.1.10
[INFO] [stderr]   Downloaded bat v0.16.0
[INFO] [stderr]   Downloaded polyval v0.4.1
[INFO] [stderr]   Downloaded http-client v6.1.0
[INFO] [stderr]   Downloaded surf v2.0.0
[INFO] [stderr]   Downloaded aesni v0.7.0
[INFO] [stderr]   Downloaded wepoll-sys v3.0.0
[INFO] [stderr]   Downloaded http-types v2.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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] d1977ec9e1e517853439f4faec96079e5611dceeba1536fb756fc02bfd21ad11
[INFO] running `Command { std: "docker" "start" "-a" "d1977ec9e1e517853439f4faec96079e5611dceeba1536fb756fc02bfd21ad11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1977ec9e1e517853439f4faec96079e5611dceeba1536fb756fc02bfd21ad11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1977ec9e1e517853439f4faec96079e5611dceeba1536fb756fc02bfd21ad11", kill_on_drop: false }`
[INFO] [stdout] d1977ec9e1e517853439f4faec96079e5611dceeba1536fb756fc02bfd21ad11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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] 35e06330a114e412ff8c99711c802b8c6d69c9a3eddb7a425fc57230c3308e91
[INFO] running `Command { std: "docker" "start" "-a" "35e06330a114e412ff8c99711c802b8c6d69c9a3eddb7a425fc57230c3308e91", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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]   byteorder v1.3.4 (as host dependency): default, std
[INFO] [stderr]   clap v2.33.3: default, vec_map
[INFO] [stderr]   clap v2.33.3 (as host dependency): term_size, wrap_help
[INFO] [stderr]   itoa v0.4.6 (as host dependency): default, std
[INFO] [stderr]   rand v0.7.3: rand_pcg, small_rng
[INFO] [stderr]   serde v1.0.116 (as host dependency): derive, serde_derive
[INFO] [stderr]   standback v0.2.11 (as host dependency): std
[INFO] [stderr]   textwrap v0.11.0 (as host dependency): term_size
[INFO] [stderr] 
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.43
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling serde_json v1.0.58
[INFO] [stderr]     Checking futures-core v0.3.6
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking pin-project-lite v0.1.10
[INFO] [stderr]     Checking futures-io v0.3.6
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]     Checking subtle v2.3.0
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.26
[INFO] [stderr]     Checking fastrand v1.4.0
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]     Checking async-task v4.0.2
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]     Checking vec-arena v1.0.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling const_fn v0.4.2
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]    Compiling curl v0.4.33
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]    Compiling anyhow v1.0.33
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]    Compiling http-types v2.5.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking data-encoding v2.3.0
[INFO] [stderr]    Compiling isahc v0.9.10
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling encoding_rs v0.8.24
[INFO] [stderr]     Checking infer v0.2.3
[INFO] [stderr]     Checking xml-rs v0.8.3
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking smallvec v1.4.2
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking thin-slice v0.1.1
[INFO] [stderr]     Checking std_prelude v0.2.12
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking shell-words v1.0.0
[INFO] [stderr]     Checking wild v2.0.4
[INFO] [stderr]     Checking ego-tree v0.6.2
[INFO] [stderr]     Checking urlencoding v1.1.1
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking content_inspector v0.2.4
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking servo_arc v0.1.1
[INFO] [stderr]     Checking line-wrap v0.1.1
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name build_script_build --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.43/build.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' -C metadata=2b3047afc16e8758 -C extra-filename=-2b3047afc16e8758 --out-dir /opt/rustwide/target/debug/build/syn-2b3047afc16e8758 -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] [stderr] error: failed to migrate to next edition
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `cargo fix --edition --allow-no-vcs --allow-dirty --frozen --all --all-targets --message-format=json` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "35e06330a114e412ff8c99711c802b8c6d69c9a3eddb7a425fc57230c3308e91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35e06330a114e412ff8c99711c802b8c6d69c9a3eddb7a425fc57230c3308e91", kill_on_drop: false }`
[INFO] [stdout] 35e06330a114e412ff8c99711c802b8c6d69c9a3eddb7a425fc57230c3308e91