[INFO] fetching crate pf_sandbox_lib 0.3.1...
[INFO] checking pf_sandbox_lib-0.3.1 against try#cd420d8bda33494ba3cc45048d5f067484a32b94 for pr-140209-1
[INFO] extracting crate pf_sandbox_lib 0.3.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate pf_sandbox_lib 0.3.1 on toolchain cd420d8bda33494ba3cc45048d5f067484a32b94
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cd420d8bda33494ba3cc45048d5f067484a32b94" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pf_sandbox_lib 0.3.1
[INFO] finished tweaking crates.io crate pf_sandbox_lib 0.3.1
[INFO] tweaked toml for crates.io crate pf_sandbox_lib 0.3.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cd420d8bda33494ba3cc45048d5f067484a32b94" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 311 packages to latest compatible versions
[INFO] [stderr]       Adding bincode v1.3.3 (available: v2.0.1)
[INFO] [stderr]       Adding dirs v1.0.5 (available: v6.0.0)
[INFO] [stderr]       Adding env_logger v0.6.2 (available: v0.11.8)
[INFO] [stderr]       Adding gilrs-core v0.1.0 (available: v0.6.4)
[INFO] [stderr]       Adding num-derive v0.2.5 (available: v0.4.2)
[INFO] [stderr]       Adding rand v0.6.5 (available: v0.9.1)
[INFO] [stderr]       Adding reqwest v0.9.24 (available: v0.12.15)
[INFO] [stderr]       Adding sha2 v0.8.2 (available: v0.10.8)
[INFO] [stderr]       Adding strum v0.13.0 (available: v0.27.1)
[INFO] [stderr]       Adding strum_macros v0.13.0 (available: v0.27.1)
[INFO] [stderr]       Adding toml v0.4.10 (available: v0.8.22)
[INFO] [stderr]       Adding treeflection_derive v0.3.2 (available: v0.4.0)
[INFO] [stderr]       Adding uuid v0.7.4 (available: v1.16.0)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[INFO] [stderr]       Adding winit v0.18.1 (available: v0.30.9)
[INFO] [stderr]       Adding winit_input_helper v0.2.1 (available: v0.16.0)
[INFO] [stderr]       Adding zip v0.5.13 (available: v2.6.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cd420d8bda33494ba3cc45048d5f067484a32b94" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+cd420d8bda33494ba3cc45048d5f067484a32b94" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a5474a2c07dd52b39f4097d1ff96f65881a6e5fc493dce29531440b07d5779c5
[INFO] running `Command { std: "docker" "start" "-a" "a5474a2c07dd52b39f4097d1ff96f65881a6e5fc493dce29531440b07d5779c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5474a2c07dd52b39f4097d1ff96f65881a6e5fc493dce29531440b07d5779c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5474a2c07dd52b39f4097d1ff96f65881a6e5fc493dce29531440b07d5779c5", kill_on_drop: false }`
[INFO] [stdout] a5474a2c07dd52b39f4097d1ff96f65881a6e5fc493dce29531440b07d5779c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+cd420d8bda33494ba3cc45048d5f067484a32b94" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42285744fffa151057564e882c726de9fe80f87463ce6931b8454a704959ab2a
[INFO] running `Command { std: "docker" "start" "-a" "42285744fffa151057564e882c726de9fe80f87463ce6931b8454a704959ab2a", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling cc v1.2.20
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling xml-rs v0.8.26
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking tinyvec v1.9.0
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking libloading v0.6.7
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking unicode-bidi v0.3.18
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]     Checking smallvec v1.15.0
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking adler2 v2.0.0
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking miniz_oxide v0.8.8
[INFO] [stderr]    Compiling wayland-scanner v0.21.13
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking wayland-sys v0.21.13
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]     Checking unicode-normalization v0.1.24
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking ordered-float v1.1.1
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]     Checking crossbeam-deque v0.7.4
[INFO] [stderr]     Checking rusttype v0.8.3
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]     Checking gimli v0.31.1
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking downcast-rs v1.2.1
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]    Compiling openssl-sys v0.9.107
[INFO] [stderr]    Compiling bzip2-sys v0.1.13+1.0.8
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking owning_ref v0.4.1
[INFO] [stderr]    Compiling x11-dl v2.21.0
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking xdg v2.5.2
[INFO] [stderr]    Compiling unicase v2.8.1
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking rustc-demangle v0.1.24
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]    Compiling wayland-client v0.21.13
[INFO] [stderr]    Compiling wayland-protocols v0.21.13
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking bitflags v2.9.0
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling openssl v0.10.72
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking crc32fast v1.4.2
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling nix v0.11.1
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking flate2 v1.1.1
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking wayland-commons v0.21.13
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking try_from v0.3.2
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking bzip2 v0.4.4
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking addr2line v0.24.2
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking iana-time-zone v0.1.63
[INFO] [stderr]    Compiling pf_sandbox_lib v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking os_type v2.6.0
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking strum v0.13.0
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/cd420d8bda33494ba3cc45048d5f067484a32b94/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.101/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --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="visit"' --cfg 'feature="visit-mut"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=6b65eb0aa5085954 -C extra-filename=-74d729bea939bd45 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-fac1c2c67a421ffb.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-b9deab2d34091e99.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-b3925cc8f83e9ac1.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "42285744fffa151057564e882c726de9fe80f87463ce6931b8454a704959ab2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42285744fffa151057564e882c726de9fe80f87463ce6931b8454a704959ab2a", kill_on_drop: false }`
[INFO] [stdout] 42285744fffa151057564e882c726de9fe80f87463ce6931b8454a704959ab2a