[INFO] fetching crate ignorance 0.1.0...
[INFO] checking ignorance-0.1.0 against try#e251c42c969d6f8dbaae00e1028489c3a29f8789 for pr-94081
[INFO] extracting crate ignorance 0.1.0 into /workspace/builds/worker-55/source
[INFO] validating manifest of crates.io crate ignorance 0.1.0 on toolchain e251c42c969d6f8dbaae00e1028489c3a29f8789
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e251c42c969d6f8dbaae00e1028489c3a29f8789" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ignorance 0.1.0
[INFO] finished tweaking crates.io crate ignorance 0.1.0
[INFO] tweaked toml for crates.io crate ignorance 0.1.0 written to /workspace/builds/worker-55/source/Cargo.toml
[INFO] crate crates.io crate ignorance 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e251c42c969d6f8dbaae00e1028489c3a29f8789" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded loading v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+e251c42c969d6f8dbaae00e1028489c3a29f8789" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ccc285980b6754a53716f7d7d447c896a91f05bad074062fd5f4f681d3e0a520
[INFO] running `Command { std: "docker" "start" "-a" "ccc285980b6754a53716f7d7d447c896a91f05bad074062fd5f4f681d3e0a520", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ccc285980b6754a53716f7d7d447c896a91f05bad074062fd5f4f681d3e0a520", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccc285980b6754a53716f7d7d447c896a91f05bad074062fd5f4f681d3e0a520", kill_on_drop: false }`
[INFO] [stdout] ccc285980b6754a53716f7d7d447c896a91f05bad074062fd5f4f681d3e0a520
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+e251c42c969d6f8dbaae00e1028489c3a29f8789" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b49ad3c2516fd5e5457492f5502d82d022fed7c7457534fee437ce361a4c46d3
[INFO] running `Command { std: "docker" "start" "-a" "b49ad3c2516fd5e5457492f5502d82d022fed7c7457534fee437ce361a4c46d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.36
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]     Checking futures-sink v0.3.17
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking slab v0.4.4
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking openssl-probe v0.1.4
[INFO] [stderr]     Checking httpdate v1.0.1
[INFO] [stderr]     Checking unicode-bidi v0.3.6
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ipnet v2.3.1
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking predicates-core v1.0.2
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking loading v0.1.2
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking treeline v0.1.0
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]     Checking tracing-core v0.1.19
[INFO] [stderr]     Checking memchr v2.4.1
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]    Compiling tokio v1.11.0
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking tinyvec v1.3.1
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking predicates-tree v1.0.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling openssl-sys v0.9.66
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr] error: could not compile `http`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name http --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/http-0.2.4/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=382bbe88d0cea9aa -C extra-filename=-382bbe88d0cea9aa --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-0b6620405fcf1713.rmeta --extern fnv=/opt/rustwide/target/debug/deps/libfnv-05b588ffc45292c6.rmeta --extern itoa=/opt/rustwide/target/debug/deps/libitoa-7000b39e761ed1f5.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: build failed
[INFO] running `Command { std: "docker" "inspect" "b49ad3c2516fd5e5457492f5502d82d022fed7c7457534fee437ce361a4c46d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b49ad3c2516fd5e5457492f5502d82d022fed7c7457534fee437ce361a4c46d3", kill_on_drop: false }`
[INFO] [stdout] b49ad3c2516fd5e5457492f5502d82d022fed7c7457534fee437ce361a4c46d3