[INFO] fetching crate ledgrr 0.2.0...
[INFO] testing ledgrr-0.2.0 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate ledgrr 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate ledgrr 0.2.0
[INFO] finished tweaking crates.io crate ledgrr 0.2.0
[INFO] tweaked toml for crates.io crate ledgrr 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ledgrr 0.2.0 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ledgrr 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 7a1678c0c50721666b2f11179c3d4559c2d0bf81e3bfbb5b04c81f4bc8b9ce0f
[INFO] running `Command { std: "docker" "start" "7a1678c0c50721666b2f11179c3d4559c2d0bf81e3bfbb5b04c81f4bc8b9ce0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a1678c0c50721666b2f11179c3d4559c2d0bf81e3bfbb5b04c81f4bc8b9ce0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7a1678c0c50721666b2f11179c3d4559c2d0bf81e3bfbb5b04c81f4bc8b9ce0f" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a1678c0c50721666b2f11179c3d4559c2d0bf81e3bfbb5b04c81f4bc8b9ce0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7a1678c0c50721666b2f11179c3d4559c2d0bf81e3bfbb5b04c81f4bc8b9ce0f" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling once_cell v1.12.0
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling libm v0.2.2
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling mio v0.8.3
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling parking_lot v0.12.0
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling itoa v1.0.2
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling futures-io v0.3.21
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling slab v0.4.6
[INFO] [stderr]    Compiling tracing-core v0.1.26
[INFO] [stderr]    Compiling cpufeatures v0.2.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling num-bigint-dig v0.8.1
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling tokio v1.18.2
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling paste v1.0.7
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling base64ct v1.5.0
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling const_fn v0.4.9
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling zstd-sys v1.6.3+zstd.1.5.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling pem-rfc7468 v0.3.1
[INFO] [stderr]    Compiling const-oid v0.7.1
[INFO] [stderr]    Compiling crossbeam-queue v0.3.5
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling crypto-common v0.1.3
[INFO] [stderr]    Compiling block-buffer v0.10.2
[INFO] [stderr]    Compiling crypto-bigint v0.3.2
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]    Compiling digest v0.10.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling unicode-bidi v0.3.8
[INFO] [stderr]    Compiling regex-syntax v0.6.26
[INFO] [stderr]    Compiling zeroize v1.5.5
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling der v0.5.1
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling rust_decimal v1.23.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling zstd-safe v4.1.6+zstd.1.5.2
[INFO] [stderr]    Compiling local-waker v0.1.3
[INFO] [stderr]    Compiling alloc-no-stdlib v2.0.3
[INFO] [stderr]    Compiling http v0.2.7
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling alloc-stdlib v0.2.1
[INFO] [stderr]    Compiling sha-1 v0.10.0
[INFO] [stderr]    Compiling spki v0.5.4
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling pkcs8 v0.8.0
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling arrayvec v0.7.2
[INFO] [stderr]    Compiling httparse v1.7.1
[INFO] [stderr]    Compiling webpki v0.21.4
[INFO] [stderr]    Compiling sct v0.6.1
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling rustls v0.19.1
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling miniz_oxide v0.5.1
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling tikv-jemalloc-sys v0.4.3+5.2.1-patched.2
[INFO] [stderr]    Compiling nom v7.1.1
[INFO] [stderr]    Compiling pkcs1 v0.3.3
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling regex v1.5.6
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling brotli-decompressor v2.3.2
[INFO] [stderr]    Compiling actix-utils v3.0.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling actix-service v2.0.2
[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/1.100.0-beta.1-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.95/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat,unused-externs-silent --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debug-assertions=off --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --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", "quote", "test", "visit", "visit-mut"))' -C metadata=f1bd4658575b0bb3 -C extra-filename=-2c6e7c4d9d9a9f40 --out-dir /opt/rustwide/target/release/build/syn/2c6e7c4d9d9a9f40/out -C strip=debuginfo -L dependency=/opt/rustwide/target/release/build/proc-macro2/5eaf32de0cf61706/out -L dependency=/opt/rustwide/target/release/build/unicode-ident/c0c2636a171c7918/out --extern proc_macro2=/opt/rustwide/target/release/build/proc-macro2/5eaf32de0cf61706/out/libproc_macro2-5eaf32de0cf61706.rmeta --extern quote=/opt/rustwide/target/release/build/quote/b644f5f7c611d648/out/libquote-b644f5f7c611d648.rmeta --extern unicode_ident=/opt/rustwide/target/release/build/unicode-ident/c0c2636a171c7918/out/libunicode_ident-c0c2636a171c7918.rmeta --cap-lints allow --cap-lints=warn --force-warn=unused_crate_dependencies --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `tokio` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.100.0-beta.1-x86_64-unknown-linux-gnu/bin/rustc --crate-name tokio --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.18.2/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat,unused-externs-silent --crate-type lib --emit=dep-info,metadata,link -C opt-level=3 -C linker-plugin-lto --cfg 'feature="bytes"' --cfg 'feature="default"' --cfg 'feature="fs"' --cfg 'feature="io-util"' --cfg 'feature="libc"' --cfg 'feature="memchr"' --cfg 'feature="mio"' --cfg 'feature="net"' --cfg 'feature="num_cpus"' --cfg 'feature="once_cell"' --cfg 'feature="parking_lot"' --cfg 'feature="rt"' --cfg 'feature="rt-multi-thread"' --cfg 'feature="signal"' --cfg 'feature="signal-hook-registry"' --cfg 'feature="socket2"' --cfg 'feature="sync"' --cfg 'feature="time"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("bytes", "default", "fs", "full", "io-std", "io-util", "libc", "macros", "memchr", "mio", "net", "num_cpus", "once_cell", "parking_lot", "process", "rt", "rt-multi-thread", "signal", "signal-hook-registry", "socket2", "stats", "sync", "test-util", "time", "tokio-macros", "tracing", "winapi"))' -C metadata=af618a5303b5fa6c -C extra-filename=-8a72b4b59da75bbe --out-dir /opt/rustwide/target/release/build/tokio/8a72b4b59da75bbe/out -C strip=debuginfo -L dependency=/opt/rustwide/target/release/build/cfg-if/3db13690913e0a23/out -L dependency=/opt/rustwide/target/release/build/libc/770117149bffe5cf/out -L dependency=/opt/rustwide/target/release/build/lock_api/35f7506cb7477713/out -L dependency=/opt/rustwide/target/release/build/log/6301b8d3c9d50347/out -L dependency=/opt/rustwide/target/release/build/parking_lot_core/5406dea6d307f683/out -L dependency=/opt/rustwide/target/release/build/scopeguard/8f4fb8604c4e12e7/out -L dependency=/opt/rustwide/target/release/build/smallvec/9d45386ccebb8ff0/out --extern bytes=/opt/rustwide/target/release/build/bytes/57a07bba33e17cf5/out/libbytes-57a07bba33e17cf5.rmeta --extern libc=/opt/rustwide/target/release/build/libc/770117149bffe5cf/out/liblibc-770117149bffe5cf.rmeta --extern memchr=/opt/rustwide/target/release/build/memchr/745461bf8d22cba4/out/libmemchr-745461bf8d22cba4.rmeta --extern mio=/opt/rustwide/target/release/build/mio/ed8aca6a417b1292/out/libmio-ed8aca6a417b1292.rmeta --extern num_cpus=/opt/rustwide/target/release/build/num_cpus/f4b2b09424c925f1/out/libnum_cpus-f4b2b09424c925f1.rmeta --extern once_cell=/opt/rustwide/target/release/build/once_cell/60ad4d57dbba38c6/out/libonce_cell-60ad4d57dbba38c6.rmeta --extern parking_lot=/opt/rustwide/target/release/build/parking_lot/b887a15de241bba0/out/libparking_lot-b887a15de241bba0.rmeta --extern pin_project_lite=/opt/rustwide/target/release/build/pin-project-lite/56094130fea4e86b/out/libpin_project_lite-56094130fea4e86b.rmeta --extern signal_hook_registry=/opt/rustwide/target/release/build/signal-hook-registry/504f87ba0f546536/out/libsignal_hook_registry-504f87ba0f546536.rmeta --extern socket2=/opt/rustwide/target/release/build/socket2/b9666e1c347143ec/out/libsocket2-b9666e1c347143ec.rmeta --cap-lints allow --cap-lints=warn --force-warn=unused_crate_dependencies` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "7a1678c0c50721666b2f11179c3d4559c2d0bf81e3bfbb5b04c81f4bc8b9ce0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a1678c0c50721666b2f11179c3d4559c2d0bf81e3bfbb5b04c81f4bc8b9ce0f", kill_on_drop: false }`
[INFO] [stdout] 7a1678c0c50721666b2f11179c3d4559c2d0bf81e3bfbb5b04c81f4bc8b9ce0f
