[INFO] cloning repository https://github.com/bretzle/RustMallow
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bretzle/RustMallow" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbretzle%2FRustMallow", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbretzle%2FRustMallow'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 970afa67535f445ad0044614dbfdae85d92dbaf0
[INFO] checking bretzle/RustMallow against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbretzle%2FRustMallow" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bretzle/RustMallow 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/bretzle/RustMallow
[INFO] finished tweaking git repo https://github.com/bretzle/RustMallow
[INFO] tweaked toml for git repo https://github.com/bretzle/RustMallow written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/bretzle/RustMallow 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded uwl v0.4.2
[INFO] [stderr]   Downloaded toml v0.5.3
[INFO] [stderr]   Downloaded tar v0.4.26
[INFO] [stderr]   Downloaded clang-sys v0.26.4
[INFO] [stderr]   Downloaded scan_fmt v0.1.3
[INFO] [stderr]   Downloaded separator v0.4.1
[INFO] [stderr]   Downloaded rgb v0.8.14
[INFO] [stderr]   Downloaded textnonce v0.6.5
[INFO] [stderr]   Downloaded bson v0.14.0
[INFO] [stderr]   Downloaded cexpr v0.3.5
[INFO] [stderr]   Downloaded serenity v0.7.0
[INFO] [stderr]   Downloaded mongodb v0.4.0
[INFO] [stderr]   Downloaded command_attr v0.1.5
[INFO] [stderr]   Downloaded libflate v0.1.27
[INFO] [stderr]   Downloaded sodiumoxide v0.2.4
[INFO] [stderr]   Downloaded libsodium-sys v0.2.4
[INFO] [stderr]   Downloaded bindgen v0.48.1
[INFO] [stderr]   Downloaded audiopus_sys v0.1.5
[INFO] [stderr]   Downloaded audiopus v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] c6915100aead565b5c79a3a8a5196006cae994f13c34edcba16216ef2913ea89
[INFO] running `Command { std: "docker" "start" "-a" "c6915100aead565b5c79a3a8a5196006cae994f13c34edcba16216ef2913ea89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6915100aead565b5c79a3a8a5196006cae994f13c34edcba16216ef2913ea89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6915100aead565b5c79a3a8a5196006cae994f13c34edcba16216ef2913ea89", kill_on_drop: false }`
[INFO] [stdout] c6915100aead565b5c79a3a8a5196006cae994f13c34edcba16216ef2913ea89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 23331e26df9c1bffe51afdfb9a4758fa303f30e8552b2817bd5143bfe14d13e6
[INFO] running `Command { std: "docker" "start" "-a" "23331e26df9c1bffe51afdfb9a4758fa303f30e8552b2817bd5143bfe14d13e6", 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 v1.3.2 (as host dependency): default, std
[INFO] [stderr]   failure v0.1.5 (as host dependency): default, derive, failure_derive
[INFO] [stderr]   winapi v0.3.8: errhandlingapi, fileapi, handleapi, impl-debug, impl-default, libloaderapi, minwinbase, ntdef, ntsecapi, ntstatus, profileapi, std, sysinfoapi, timezoneapi, winerror, winreg, winsock2, ws2def, ws2ipdef, ws2tcpip, wtypesbase
[INFO] [stderr] 
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling cc v1.0.41
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking futures v0.1.28
[INFO] [stderr]    Compiling proc-macro2 v1.0.2
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]     Checking untrusted v0.7.0
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling pkg-config v0.3.15
[INFO] [stderr]     Checking indexmap v1.1.0
[INFO] [stderr]    Compiling getrandom v0.1.11
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling bindgen v0.48.1
[INFO] [stderr]    Compiling termcolor v1.0.5
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling rle-decode-fast v1.0.1
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling adler32 v1.0.3
[INFO] [stderr]    Compiling winapi v0.3.8
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling encoding_rs v0.8.17
[INFO] [stderr]     Checking dtoa v0.4.4
[INFO] [stderr]     Checking ucd-util v0.1.5
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]     Checking safemem v0.3.2
[INFO] [stderr]     Checking rgb v0.8.14
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]     Checking md5 v0.6.1
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]    Compiling serenity v0.7.0
[INFO] [stderr]     Checking data-encoding v2.1.2
[INFO] [stderr]     Checking uwl v0.4.2
[INFO] [stderr]     Checking separator v0.4.1
[INFO] [stderr]     Checking bufstream v0.1.4
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]    Compiling unicase v2.5.1
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]     Checking block-padding v0.1.4
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling hyper v0.12.34
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr] error: could not compile `proc-macro2`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name build_script_build /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.30/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="default"' --cfg 'feature="proc-macro"' -C metadata=872f36b103b0ade6 -C extra-filename=-872f36b103b0ade6 --out-dir /opt/rustwide/target/debug/build/proc-macro2-872f36b103b0ade6 -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" "23331e26df9c1bffe51afdfb9a4758fa303f30e8552b2817bd5143bfe14d13e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23331e26df9c1bffe51afdfb9a4758fa303f30e8552b2817bd5143bfe14d13e6", kill_on_drop: false }`
[INFO] [stdout] 23331e26df9c1bffe51afdfb9a4758fa303f30e8552b2817bd5143bfe14d13e6