[INFO] cloning repository https://github.com/nikomatsakis/mathema
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nikomatsakis/mathema" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikomatsakis%2Fmathema", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikomatsakis%2Fmathema'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 57c64e74bf8c582641dc83b0a1a3932e32e045d0
[INFO] checking nikomatsakis/mathema against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikomatsakis%2Fmathema" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nikomatsakis/mathema 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] removed /workspace/builds/worker-12/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/nikomatsakis/mathema
[INFO] finished tweaking git repo https://github.com/nikomatsakis/mathema
[INFO] tweaked toml for git repo https://github.com/nikomatsakis/mathema written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/nikomatsakis/mathema 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 safemem v0.2.0
[INFO] [stderr]   Downloaded uuid v0.6.5
[INFO] [stderr]   Downloaded log v0.3.9
[INFO] [stderr]   Downloaded memchr v2.2.0
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[INFO] [stderr]   Downloaded cargo_metadata v0.6.4
[INFO] [stderr]   Downloaded skeptic v0.13.4
[INFO] [stderr]   Downloaded num-iter v0.1.37
[INFO] [stderr]   Downloaded numtoa v0.1.0
[INFO] [stderr]   Downloaded tokio-trace-core v0.1.0
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[INFO] [stderr]   Downloaded num-traits v0.1.43
[INFO] [stderr]   Downloaded num v0.1.42
[INFO] [stderr]   Downloaded toml v0.4.10
[INFO] [stderr]   Downloaded aho-corasick v0.7.3
[INFO] [stderr]   Downloaded redox_termios v0.1.1
[INFO] [stderr]   Downloaded redox_syscall v0.1.54
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[INFO] [stderr]   Downloaded maplit v1.0.1
[INFO] [stderr]   Downloaded nix v0.9.0
[INFO] [stderr]   Downloaded termion v1.5.2
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[INFO] [stderr]   Downloaded futures-core-preview v0.3.0-alpha.16
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[INFO] [stderr]   Downloaded libz-sys v1.0.25
[INFO] [stderr]   Downloaded http-service-hyper v0.2.0
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[INFO] [stderr]   Downloaded colored v1.8.0
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[INFO] [stderr]   Downloaded error-chain v0.12.1
[INFO] [stderr]   Downloaded num-traits v0.2.6
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[INFO] [stderr]   Downloaded h2 v0.1.18
[INFO] [stderr]   Downloaded git2 v0.8.0
[INFO] [stderr]   Downloaded pin-utils v0.1.0-alpha.4
[INFO] [stderr]   Downloaded bytecount v0.4.0
[INFO] [stderr]   Downloaded mime_guess v1.8.7
[INFO] [stderr]   Downloaded http v0.1.17
[INFO] [stderr]   Downloaded ryu v0.2.8
[INFO] [stderr]   Downloaded smallvec v0.6.9
[INFO] [stderr]   Downloaded curl-sys v0.4.18
[INFO] [stderr]   Downloaded http-service v0.2.0
[INFO] [stderr]   Downloaded futures v0.1.27
[INFO] [stderr]   Downloaded rust-embed-impl v4.4.0
[INFO] [stderr]   Downloaded tide v0.2.0
[INFO] [stderr]   Downloaded libc v0.2.54
[INFO] [stderr]   Downloaded walkdir v2.2.7
[INFO] [stderr]   Downloaded atomicwrites v0.1.5
[INFO] [stderr]   Downloaded serde_json v1.0.39
[INFO] [stderr]   Downloaded autocfg v0.1.2
[INFO] [stderr]   Downloaded num-integer v0.1.39
[INFO] [stderr]   Downloaded unicode-segmentation v1.2.1
[INFO] [stderr]   Downloaded hyper v0.12.28
[INFO] [stderr]   Downloaded route-recognizer v0.1.12
[INFO] [stderr]   Downloaded rustc-demangle v0.1.14
[INFO] [stderr]   Downloaded serde_derive v1.0.91
[INFO] [stderr]   Downloaded redox_users v0.3.0
[INFO] [stderr]   Downloaded rand_core v0.4.0
[INFO] [stderr]   Downloaded syn v0.15.34
[INFO] [stderr]   Downloaded serde v1.0.91
[INFO] [stderr]   Downloaded atty v0.2.11
[INFO] [stderr]   Downloaded cookie v0.11.1
[INFO] [stderr]   Downloaded tokio-sync v0.1.5
[INFO] [stderr]   Downloaded tokio v0.1.19
[INFO] [stderr]   Downloaded rust-embed v4.4.0
[INFO] [stderr]   Downloaded crossbeam-utils v0.6.5
[INFO] [stderr]   Downloaded num_cpus v1.10.0
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.14
[INFO] [stderr]   Downloaded take_mut v0.2.2
[INFO] [stderr]   Downloaded cfg-if v0.1.7
[INFO] [stderr]   Downloaded tokio-executor v0.1.7
[INFO] [stderr]   Downloaded num-bigint v0.1.44
[INFO] [stderr]   Downloaded openssl-sys v0.9.46
[INFO] [stderr]   Downloaded futures-sink-preview v0.3.0-alpha.16
[INFO] [stderr]   Downloaded ncurses v5.99.0
[INFO] [stderr]   Downloaded futures-channel-preview v0.3.0-alpha.16
[INFO] [stderr]   Downloaded multipart v0.15.4
[INFO] [stderr]   Downloaded slog-async v2.3.0
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[INFO] [stderr]   Downloaded cc v1.0.36
[INFO] [stderr]   Downloaded backtrace v0.3.15
[INFO] [stderr]   Downloaded slog-term v2.4.0
[INFO] [stderr]   Downloaded same-file v1.0.4
[INFO] [stderr]   Downloaded libssh2-sys v0.2.11
[INFO] [stderr]   Downloaded string-interner v0.6.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 3a2550b645b566c6613718e1f71c75c782c8359a2a7bb77f648c5dc15b50e8fa
[INFO] running `Command { std: "docker" "start" "-a" "3a2550b645b566c6613718e1f71c75c782c8359a2a7bb77f648c5dc15b50e8fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a2550b645b566c6613718e1f71c75c782c8359a2a7bb77f648c5dc15b50e8fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a2550b645b566c6613718e1f71c75c782c8359a2a7bb77f648c5dc15b50e8fa", kill_on_drop: false }`
[INFO] [stdout] 3a2550b645b566c6613718e1f71c75c782c8359a2a7bb77f648c5dc15b50e8fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 2b707748c4aba73c52510d9ee7713f2b9e78dbde933bfd8e1d45f0863184b502
[INFO] running `Command { std: "docker" "start" "-a" "2b707748c4aba73c52510d9ee7713f2b9e78dbde933bfd8e1d45f0863184b502", 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]   num-traits v0.2.6: default, std
[INFO] [stderr]   phf_shared v0.7.24 (as host dependency): unicase
[INFO] [stderr]   semver v0.9.0 (as host dependency): serde
[INFO] [stderr] 
[INFO] [stderr]    Compiling libc v0.2.54
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]     Checking cfg-if v0.1.7
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling cc v1.0.36
[INFO] [stderr]    Compiling serde v1.0.91
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking futures v0.1.27
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling ryu v0.2.8
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.16
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling same-file v1.0.4
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]     Checking pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling rustc-demangle v0.1.14
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling slog v2.4.1
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]    Compiling pulldown-cmark v0.2.0
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking remove_dir_all v0.5.1
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking string v0.1.3
[INFO] [stderr]    Compiling winapi v0.3.7
[INFO] [stderr]     Checking indexmap v1.0.2
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]    Compiling regex v1.1.7
[INFO] [stderr]    Compiling bytecount v0.4.0
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking rgb v0.8.13
[INFO] [stderr]     Checking safemem v0.3.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking dtoa v0.4.4
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]     Checking termcolor v1.0.5
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking route-recognizer v0.1.12
[INFO] [stderr]     Checking environment v0.1.1
[INFO] [stderr]     Checking difference v1.0.0
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr] error: could not compile `byteorder`
[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/byteorder-1.3.1/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="std"' -C metadata=03f6741e83fe9cf0 -C extra-filename=-03f6741e83fe9cf0 --out-dir /opt/rustwide/target/debug/build/byteorder-03f6741e83fe9cf0 -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" "2b707748c4aba73c52510d9ee7713f2b9e78dbde933bfd8e1d45f0863184b502", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b707748c4aba73c52510d9ee7713f2b9e78dbde933bfd8e1d45f0863184b502", kill_on_drop: false }`
[INFO] [stdout] 2b707748c4aba73c52510d9ee7713f2b9e78dbde933bfd8e1d45f0863184b502