[INFO] fetching crate githuber 0.3.0-alpha.1...
[INFO] checking githuber-0.3.0-alpha.1 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate githuber 0.3.0-alpha.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate githuber 0.3.0-alpha.1 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate githuber 0.3.0-alpha.1
[INFO] finished tweaking crates.io crate githuber 0.3.0-alpha.1
[INFO] tweaked toml for crates.io crate githuber 0.3.0-alpha.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1b8f3de810780c433ea331ccc521e2423c999955cf7ee4d637f8e7baea3ecbbe
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1b8f3de810780c433ea331ccc521e2423c999955cf7ee4d637f8e7baea3ecbbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b8f3de810780c433ea331ccc521e2423c999955cf7ee4d637f8e7baea3ecbbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b8f3de810780c433ea331ccc521e2423c999955cf7ee4d637f8e7baea3ecbbe", kill_on_drop: false }`
[INFO] [stdout] 1b8f3de810780c433ea331ccc521e2423c999955cf7ee4d637f8e7baea3ecbbe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 53eb863ccd4facbc9876621da353464b5b45dedb957205c27b912075127cc0e4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "53eb863ccd4facbc9876621da353464b5b45dedb957205c27b912075127cc0e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling pkg-config v0.3.22
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling futures-core v0.3.18
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]    Compiling curl v0.4.41
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]    Compiling encoding_rs v0.8.29
[INFO] [stderr]     Checking futures-io v0.3.18
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]    Compiling isahc v1.6.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking openssl-probe v0.1.4
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking fastrand v1.5.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking castaway v0.1.1
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]     Checking tracing-core v0.1.21
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking crossbeam-utils v0.8.5
[INFO] [stderr]     Checking http v0.2.5
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]     Checking sluice v0.5.5
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling openssl-sys v0.9.71
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.7+1.45.0
[INFO] [stderr]    Compiling curl-sys v0.4.51+curl-7.80.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking socket2 v0.4.2
[INFO] [stderr]     Checking polling v2.2.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling darling_core v0.12.4
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]    Compiling darling_macro v0.12.4
[INFO] [stderr]    Compiling darling v0.12.4
[INFO] [stderr]    Compiling derive_builder_core v0.10.2
[INFO] [stderr]     Checking tracing v0.1.29
[INFO] [stderr]     Checking pin-project v1.0.8
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]    Compiling derive_builder_macro v0.10.2
[INFO] [stderr]     Checking derive_builder v0.10.2
[INFO] [stderr]     Checking githuber v0.3.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 53s
[INFO] running `Command { std: "docker" "inspect" "53eb863ccd4facbc9876621da353464b5b45dedb957205c27b912075127cc0e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53eb863ccd4facbc9876621da353464b5b45dedb957205c27b912075127cc0e4", kill_on_drop: false }`
[INFO] [stdout] 53eb863ccd4facbc9876621da353464b5b45dedb957205c27b912075127cc0e4