[INFO] fetching crate rd-agent 2.1.2...
[INFO] checking rd-agent-2.1.2 against try#42d1facfffa1a5357d6d62815f7be91f8ad69ed8 for pr-95474
[INFO] extracting crate rd-agent 2.1.2 into /workspace/builds/worker-19/source
[INFO] validating manifest of crates.io crate rd-agent 2.1.2 on toolchain 42d1facfffa1a5357d6d62815f7be91f8ad69ed8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+42d1facfffa1a5357d6d62815f7be91f8ad69ed8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rd-agent 2.1.2
[INFO] finished tweaking crates.io crate rd-agent 2.1.2
[INFO] tweaked toml for crates.io crate rd-agent 2.1.2 written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate crates.io crate rd-agent 2.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+42d1facfffa1a5357d6d62815f7be91f8ad69ed8" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+42d1facfffa1a5357d6d62815f7be91f8ad69ed8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 01d3db6eb12958c07ce1c88e851af4fb7e5ff16f3e60e89f8f3df69dcf9d6908
[INFO] running `Command { std: "docker" "start" "-a" "01d3db6eb12958c07ce1c88e851af4fb7e5ff16f3e60e89f8f3df69dcf9d6908", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01d3db6eb12958c07ce1c88e851af4fb7e5ff16f3e60e89f8f3df69dcf9d6908", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01d3db6eb12958c07ce1c88e851af4fb7e5ff16f3e60e89f8f3df69dcf9d6908", kill_on_drop: false }`
[INFO] [stdout] 01d3db6eb12958c07ce1c88e851af4fb7e5ff16f3e60e89f8f3df69dcf9d6908
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+42d1facfffa1a5357d6d62815f7be91f8ad69ed8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c4d624f1d974a446b8e48c5fba2404f780cdd7dcf750cf68e39518ca0e35399
[INFO] running `Command { std: "docker" "start" "-a" "2c4d624f1d974a446b8e48c5fba2404f780cdd7dcf750cf68e39518ca0e35399", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling rustversion v1.0.5
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling unicode-bidi v0.3.6
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling sysinfo v0.19.2
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking json v0.12.4
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking linux_proc v0.1.1
[INFO] [stderr]    Compiling tinyvec v1.3.1
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling num-bigint v0.4.2
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling err-derive v0.2.4
[INFO] [stderr]     Checking crossbeam v0.8.1
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking nix v0.22.1
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking page_size v0.4.2
[INFO] [stderr]     Checking flate2 v1.0.21
[INFO] [stderr]     Checking users v0.11.0
[INFO] [stderr]     Checking nix v0.20.1
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling libgit2-sys v0.12.23+1.2.0
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking console v0.14.1
[INFO] [stderr]     Checking scan_fmt v0.2.6
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.76/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 -C debuginfo=2 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' -C metadata=150d35269acbb3e4 -C extra-filename=-150d35269acbb3e4 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-a9e37e1a9d2dc9b7.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-cb31b58584e17ba0.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-3c8a88541efd8c80.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `nix`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name nix --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nix-0.22.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 -C metadata=c2ecd44b89d14695 -C extra-filename=-c2ecd44b89d14695 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-c30f35abb0b74f97.rmeta --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-88879d2dc0fa106c.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-c0a718f2ab9dd58a.rmeta --extern memoffset=/opt/rustwide/target/debug/deps/libmemoffset-277e76b251e270cd.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "2c4d624f1d974a446b8e48c5fba2404f780cdd7dcf750cf68e39518ca0e35399", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c4d624f1d974a446b8e48c5fba2404f780cdd7dcf750cf68e39518ca0e35399", kill_on_drop: false }`
[INFO] [stdout] 2c4d624f1d974a446b8e48c5fba2404f780cdd7dcf750cf68e39518ca0e35399