[INFO] cloning repository https://github.com/borisaka/cryptown
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/borisaka/cryptown" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fborisaka%2Fcryptown", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fborisaka%2Fcryptown'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a16654a7a689421d492b0cbd8cabd3d1d6e760eb
[INFO] checking borisaka/cryptown against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fborisaka%2Fcryptown" "/workspace/builds/worker-47/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-47/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/borisaka/cryptown 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/borisaka/cryptown
[INFO] finished tweaking git repo https://github.com/borisaka/cryptown
[INFO] tweaked toml for git repo https://github.com/borisaka/cryptown written to /workspace/builds/worker-47/source/Cargo.toml
[INFO] crate git repo https://github.com/borisaka/cryptown 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 subtle v2.0.0
[INFO] [stderr]   Downloaded hex-literal v0.1.4
[INFO] [stderr]   Downloaded x25519-dalek v0.5.2
[INFO] [stderr]   Downloaded curve25519-dalek v1.1.3
[INFO] [stderr]   Downloaded chacha20-poly1305-aead v0.1.2
[INFO] [stderr]   Downloaded ctrlc v3.1.1
[INFO] [stderr]   Downloaded exonum_rocksdb v0.7.4
[INFO] [stderr]   Downloaded exonum-build v0.11.0
[INFO] [stderr]   Downloaded hex-buffer-serde v0.1.1
[INFO] [stderr]   Downloaded exonum_librocksdb-sys v0.5.4
[INFO] [stderr]   Downloaded os_info v1.1.1
[INFO] [stderr]   Downloaded rpassword v2.1.0
[INFO] [stderr]   Downloaded zeroize v0.5.2
[INFO] [stderr]   Downloaded tokio-retry v0.2.0
[INFO] [stderr]   Downloaded hex-literal-impl v0.1.2
[INFO] [stderr]   Downloaded protobuf v2.4.2
[INFO] [stderr]   Downloaded exonum-crypto v0.11.0
[INFO] [stderr]   Downloaded protobuf-codegen v2.4.2
[INFO] [stderr]   Downloaded exonum-derive v0.11.0
[INFO] [stderr]   Downloaded pwbox v0.1.3
[INFO] [stderr]   Downloaded exonum_libsodium-sys v0.0.21
[INFO] [stderr]   Downloaded rust_decimal v0.11.3
[INFO] [stderr]   Downloaded protoc-rust v2.4.2
[INFO] [stderr]   Downloaded protoc v2.4.2
[INFO] [stderr]   Downloaded env_logger v0.6.1
[INFO] [stderr]   Downloaded tar v0.4.22
[INFO] [stderr]   Downloaded libflate v0.1.21
[INFO] [stderr]   Downloaded exonum v0.11.0
[INFO] [stderr]   Downloaded zip v0.5.2
[INFO] [stderr]   Downloaded exonum_sodiumoxide v0.0.21
[INFO] [stderr]   Downloaded static_slice v0.0.3
[INFO] [stderr]   Downloaded clear_on_drop v0.2.3
[INFO] [stderr]   Downloaded snow v0.5.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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] c605205c0a72137eea34442cb90d895032b1b0cc4df42a25e2761bb35bad9a95
[INFO] running `Command { std: "docker" "start" "-a" "c605205c0a72137eea34442cb90d895032b1b0cc4df42a25e2761bb35bad9a95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c605205c0a72137eea34442cb90d895032b1b0cc4df42a25e2761bb35bad9a95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c605205c0a72137eea34442cb90d895032b1b0cc4df42a25e2761bb35bad9a95", kill_on_drop: false }`
[INFO] [stdout] c605205c0a72137eea34442cb90d895032b1b0cc4df42a25e2761bb35bad9a95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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] 53be9711ac95e493ed07f8ee9ee90b59c6fa80408052eb7c5190a8788cbc951f
[INFO] running `Command { std: "docker" "start" "-a" "53be9711ac95e493ed07f8ee9ee90b59c6fa80408052eb7c5190a8788cbc951f", 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]   log v0.4.6 (as host dependency): std
[INFO] [stderr]   memchr v2.2.0 (as host dependency): default
[INFO] [stderr]   phf_shared v0.7.24 (as host dependency): unicase
[INFO] [stderr]   protobuf v2.4.2 (as host dependency): serde, serde_derive, with-serde
[INFO] [stderr]   rand_core v0.3.1 (as host dependency): alloc
[INFO] [stderr] 
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]    Compiling cfg-if v0.1.7
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.30
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling serde v1.0.90
[INFO] [stderr]     Checking futures v0.1.26
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking rustc-demangle v0.1.13
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling protobuf v2.4.2
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling adler32 v1.0.3
[INFO] [stderr]    Compiling remove_dir_all v0.5.1
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling podio v0.1.6
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]    Compiling same-file v1.0.4
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]     Checking constant_time_eq v0.1.3
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]    Compiling subtle v2.0.0
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]     Checking arc-swap v0.3.9
[INFO] [stderr]    Compiling regex v1.1.5
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling make-cmd v0.1.0
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking indexmap v1.0.2
[INFO] [stderr]     Checking string v0.1.3
[INFO] [stderr]    Compiling proc-macro-hack-impl v0.4.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking dtoa v0.4.3
[INFO] [stderr]    Compiling os_info v1.1.1
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking scoped-tls v0.1.2
[INFO] [stderr]     Checking termcolor v1.0.4
[INFO] [stderr]     Checking arrayref v0.3.5
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking static_slice v0.0.3
[INFO] [stderr]     Checking zeroize v0.5.2
[INFO] [stderr]     Checking bit-vec v0.5.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling backtrace v0.3.15
[INFO] [stderr] error: could not compile `rustc-serialize`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name rustc_serialize /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-serialize-0.3.24/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 -C metadata=6f34013fb813232d -C extra-filename=-6f34013fb813232d --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" "53be9711ac95e493ed07f8ee9ee90b59c6fa80408052eb7c5190a8788cbc951f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53be9711ac95e493ed07f8ee9ee90b59c6fa80408052eb7c5190a8788cbc951f", kill_on_drop: false }`
[INFO] [stdout] 53be9711ac95e493ed07f8ee9ee90b59c6fa80408052eb7c5190a8788cbc951f