[INFO] fetching crate todo_web_server 0.1.4...
[INFO] testing todo_web_server-0.1.4 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate todo_web_server 0.1.4 into /workspace/builds/worker-107/source
[INFO] validating manifest of crates.io crate todo_web_server 0.1.4 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate todo_web_server 0.1.4
[INFO] finished tweaking crates.io crate todo_web_server 0.1.4
[INFO] tweaked toml for crates.io crate todo_web_server 0.1.4 written to /workspace/builds/worker-107/source/Cargo.toml
[INFO] crate crates.io crate todo_web_server 0.1.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1d97af608d6a64827073112126e962a0b108a1e5bbf7edb056bbda55392d30da
[INFO] running `Command { std: "docker" "start" "-a" "1d97af608d6a64827073112126e962a0b108a1e5bbf7edb056bbda55392d30da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d97af608d6a64827073112126e962a0b108a1e5bbf7edb056bbda55392d30da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d97af608d6a64827073112126e962a0b108a1e5bbf7edb056bbda55392d30da", kill_on_drop: false }`
[INFO] [stdout] 1d97af608d6a64827073112126e962a0b108a1e5bbf7edb056bbda55392d30da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67744e4ee13e54956a5836f75524b4ed916f315b570bd61de6592f6a010b53ae
[INFO] running `Command { std: "docker" "start" "-a" "67744e4ee13e54956a5836f75524b4ed916f315b570bd61de6592f6a010b53ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling cc v1.0.56
[INFO] [stderr]    Compiling bytes v0.5.5
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling once_cell v1.4.0
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling arc-swap v0.4.7
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling futures-sink v0.3.5
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling pin-project-lite v0.1.7
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling tinyvec v0.3.3
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling try-lock v0.2.2
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling serde v0.8.23
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling tower-service v0.3.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.3
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]    Compiling base64 v0.11.0
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling arrayvec v0.5.1
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling dtoa v0.4.6
[INFO] [stderr]    Compiling utf-8 v0.7.5
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling encoding_rs v0.8.23
[INFO] [stderr]    Compiling fallible-streaming-iterator v0.1.9
[INFO] [stderr]    Compiling rust-ini v0.13.0
[INFO] [stderr]    Compiling urlencoding v1.1.1
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr] error: could not compile `pkg-config`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name pkg_config /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pkg-config-0.3.17/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=e6f4a77c21f855c7 -C extra-filename=-e6f4a77c21f855c7 --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: build failed
[INFO] running `Command { std: "docker" "inspect" "67744e4ee13e54956a5836f75524b4ed916f315b570bd61de6592f6a010b53ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67744e4ee13e54956a5836f75524b4ed916f315b570bd61de6592f6a010b53ae", kill_on_drop: false }`
[INFO] [stdout] 67744e4ee13e54956a5836f75524b4ed916f315b570bd61de6592f6a010b53ae