[INFO] fetching crate xch-ceb 0.5.2...
[INFO] checking xch-ceb-0.5.2 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate xch-ceb 0.5.2 into /workspace/builds/worker-40/source
[INFO] validating manifest of crates.io crate xch-ceb 0.5.2 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] started tweaking crates.io crate xch-ceb 0.5.2
[INFO] finished tweaking crates.io crate xch-ceb 0.5.2
[INFO] tweaked toml for crates.io crate xch-ceb 0.5.2 written to /workspace/builds/worker-40/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-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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] 5b77c11674e94603ef95f25dbe56a1c0c537194e4e79f63f2a9ca989f1956219
[INFO] running `Command { std: "docker" "start" "-a" "5b77c11674e94603ef95f25dbe56a1c0c537194e4e79f63f2a9ca989f1956219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b77c11674e94603ef95f25dbe56a1c0c537194e4e79f63f2a9ca989f1956219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b77c11674e94603ef95f25dbe56a1c0c537194e4e79f63f2a9ca989f1956219", kill_on_drop: false }`
[INFO] [stdout] 5b77c11674e94603ef95f25dbe56a1c0c537194e4e79f63f2a9ca989f1956219
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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] 8e080442ad89058b8b2c5ca5e52a372151d1c1591c0743154c6fd55afde4b09e
[INFO] running `Command { std: "docker" "start" "-a" "8e080442ad89058b8b2c5ca5e52a372151d1c1591c0743154c6fd55afde4b09e", 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] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]     Checking snowflake v1.3.0
[INFO] [stderr]     Checking generic-array v0.11.2
[INFO] [stderr]     Checking id_tree v1.8.0
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]     Checking alga v0.7.2
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking nalgebra v0.16.14
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking lib_xch v0.13.0
[INFO] [stderr]     Checking xch-ceb v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.75s
[INFO] running `Command { std: "docker" "inspect" "8e080442ad89058b8b2c5ca5e52a372151d1c1591c0743154c6fd55afde4b09e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e080442ad89058b8b2c5ca5e52a372151d1c1591c0743154c6fd55afde4b09e", kill_on_drop: false }`
[INFO] [stdout] 8e080442ad89058b8b2c5ca5e52a372151d1c1591c0743154c6fd55afde4b09e