[INFO] fetching crate ht 0.6.1...
[INFO] testing ht-0.6.1 against try#c3758fdc4730d7700b25a13cccff296a08f42c00 for pr-91743
[INFO] extracting crate ht 0.6.1 into /workspace/builds/worker-51/source
[INFO] validating manifest of crates.io crate ht 0.6.1 on toolchain c3758fdc4730d7700b25a13cccff296a08f42c00
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c3758fdc4730d7700b25a13cccff296a08f42c00" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ht 0.6.1
[INFO] finished tweaking crates.io crate ht 0.6.1
[INFO] tweaked toml for crates.io crate ht 0.6.1 written to /workspace/builds/worker-51/source/Cargo.toml
[INFO] crate crates.io crate ht 0.6.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c3758fdc4730d7700b25a13cccff296a08f42c00" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+c3758fdc4730d7700b25a13cccff296a08f42c00" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 51cea8aa50ce0a3549781ab07645788ed34f0c425f4f2f3b74d351f8f4e4410a
[INFO] running `Command { std: "docker" "start" "-a" "51cea8aa50ce0a3549781ab07645788ed34f0c425f4f2f3b74d351f8f4e4410a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51cea8aa50ce0a3549781ab07645788ed34f0c425f4f2f3b74d351f8f4e4410a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51cea8aa50ce0a3549781ab07645788ed34f0c425f4f2f3b74d351f8f4e4410a", kill_on_drop: false }`
[INFO] [stdout] 51cea8aa50ce0a3549781ab07645788ed34f0c425f4f2f3b74d351f8f4e4410a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+c3758fdc4730d7700b25a13cccff296a08f42c00" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07b97d2f8ac49d276ecdbf258c7c81242ce6e85c19d233dc15eacb922ff4bd82
[INFO] running `Command { std: "docker" "start" "-a" "07b97d2f8ac49d276ecdbf258c7c81242ce6e85c19d233dc15eacb922ff4bd82", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.83
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.4
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling futures-core v0.3.12
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-sink v0.3.12
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling alloc-no-stdlib v2.0.1
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling byteorder v1.4.2
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling encoding_rs v0.8.26
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling tower-service v0.3.1
[INFO] [stderr]    Compiling httpdate v0.3.2
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling ipnet v2.3.0
[INFO] [stderr]    Compiling number_prefix v0.3.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling assert_matches v1.4.0
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling alloc-stdlib v0.2.1
[INFO] [stderr]    Compiling futures-channel v0.3.12
[INFO] [stderr]    Compiling futures-task v0.3.12
[INFO] [stderr]    Compiling line-wrap v0.1.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling thread_local v1.1.2
[INFO] [stderr]    Compiling tracing-core v0.1.17
[INFO] [stderr]    Compiling tinyvec v1.1.1
[INFO] [stderr] error: could not compile `regex-syntax`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name regex_syntax /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.22/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="default"' --cfg 'feature="unicode"' --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' -C metadata=c9a4eac6b2db02cb -C extra-filename=-c9a4eac6b2db02cb --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: could not compile `autocfg`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name autocfg /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/autocfg-1.0.1/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 -C metadata=cea8f49e72b83951 -C extra-filename=-cea8f49e72b83951 --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] error: could not compile `ipnet`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name ipnet /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ipnet-2.3.0/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 -C metadata=a72fdfc44cc52e2e -C extra-filename=-a72fdfc44cc52e2e --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] error: could not compile `xml-rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name xml /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xml-rs-0.8.3/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 -C metadata=9d44d9c1aa24ee24 -C extra-filename=-9d44d9c1aa24ee24 --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] running `Command { std: "docker" "inspect" "07b97d2f8ac49d276ecdbf258c7c81242ce6e85c19d233dc15eacb922ff4bd82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07b97d2f8ac49d276ecdbf258c7c81242ce6e85c19d233dc15eacb922ff4bd82", kill_on_drop: false }`
[INFO] [stdout] 07b97d2f8ac49d276ecdbf258c7c81242ce6e85c19d233dc15eacb922ff4bd82