[INFO] cloning repository https://github.com/netrome/branswers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/netrome/branswers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnetrome%2Fbranswers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnetrome%2Fbranswers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8c35f9e0e96f5e887efbdd56b946afd5cb2451a3
[INFO] checking netrome/branswers against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnetrome%2Fbranswers" "/workspace/builds/worker-106/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-106/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/netrome/branswers 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/netrome/branswers
[INFO] finished tweaking git repo https://github.com/netrome/branswers
[INFO] tweaked toml for git repo https://github.com/netrome/branswers written to /workspace/builds/worker-106/source/Cargo.toml
[INFO] crate git repo https://github.com/netrome/branswers 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 backtrace v0.3.52
[INFO] [stderr]   Downloaded ordered-float v2.0.0
[INFO] [stderr]   Downloaded unicode-normalization-alignments v0.1.12
[INFO] [stderr]   Downloaded curl v0.4.33
[INFO] [stderr]   Downloaded cached-path v0.4.5
[INFO] [stderr]   Downloaded torch-sys v0.2.1
[INFO] [stderr]   Downloaded protobuf v2.14.0
[INFO] [stderr]   Downloaded rust-bert v0.10.0
[INFO] [stderr]   Downloaded rust_tokenizers v5.0.1
[INFO] [stderr]   Downloaded syn v1.0.43
[INFO] [stderr]   Downloaded zip-extensions v0.5.0
[INFO] [stderr]   Downloaded tch v0.2.1
[INFO] [stderr]   Downloaded curl-sys v0.4.36+curl-7.71.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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] 3911761a59bf311684ac8656e7c4636ea5d1934d0debc35073eada508620fdb0
[INFO] running `Command { std: "docker" "start" "-a" "3911761a59bf311684ac8656e7c4636ea5d1934d0debc35073eada508620fdb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3911761a59bf311684ac8656e7c4636ea5d1934d0debc35073eada508620fdb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3911761a59bf311684ac8656e7c4636ea5d1934d0debc35073eada508620fdb0", kill_on_drop: false }`
[INFO] [stdout] 3911761a59bf311684ac8656e7c4636ea5d1934d0debc35073eada508620fdb0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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] 4a258bcbad8a77890eea4612fe39953ddd29b8dff912a73b7ed04bce90fb9f02
[INFO] running `Command { std: "docker" "start" "-a" "4a258bcbad8a77890eea4612fe39953ddd29b8dff912a73b7ed04bce90fb9f02", 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]     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]   cookie v0.11.3 (as host dependency): aes-gcm, base64, hkdf, hmac, key-expansion, private, rand, secure, sha2, signed
[INFO] [stderr]   flate2 v1.0.14 (as host dependency): default
[INFO] [stderr]   rocket_http v0.4.5 (as host dependency): private-cookies
[INFO] [stderr] 
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling cc v1.0.61
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling syn v1.0.43
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling yansi v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking futures-core v0.3.6
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking pin-project-lite v0.1.10
[INFO] [stderr]    Compiling pin-project-internal v0.4.26
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling gimli v0.22.0
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]     Checking futures-sink v0.3.6
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking futures-io v0.3.6
[INFO] [stderr]    Compiling object v0.20.0
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling rustc-demangle v0.1.17
[INFO] [stderr]    Compiling curl v0.4.33
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling serde_json v1.0.58
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling rayon-core v1.8.1
[INFO] [stderr]    Compiling zeroize v1.1.1
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling traitobject v0.1.0
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]     Checking httpdate v0.3.2
[INFO] [stderr]    Compiling encoding_rs v0.8.24
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]    Compiling smallvec v1.4.2
[INFO] [stderr]    Compiling protobuf v2.14.0
[INFO] [stderr]    Compiling state v0.4.1
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking number_prefix v0.3.0
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]     Checking ipnet v2.3.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling rust_tokenizers v5.0.1
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking half v1.6.0
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling rayon v1.4.1
[INFO] [stderr]    Compiling hashbrown v0.7.2
[INFO] [stderr]     Checking unicode-normalization-alignments v0.1.12
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking block-cipher-trait v0.6.2
[INFO] [stderr]     Checking universal-hash v0.3.0
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking aead v0.2.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr] error: could not compile `base64`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name base64 --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/base64-0.12.3/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="std"' -C metadata=08a56ae68f53acff -C extra-filename=-08a56ae68f53acff --out-dir /opt/rustwide/target/debug/deps -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" "4a258bcbad8a77890eea4612fe39953ddd29b8dff912a73b7ed04bce90fb9f02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a258bcbad8a77890eea4612fe39953ddd29b8dff912a73b7ed04bce90fb9f02", kill_on_drop: false }`
[INFO] [stdout] 4a258bcbad8a77890eea4612fe39953ddd29b8dff912a73b7ed04bce90fb9f02