[INFO] cloning repository https://github.com/john-kolpakov-x/rust_probe
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/john-kolpakov-x/rust_probe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohn-kolpakov-x%2Frust_probe", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohn-kolpakov-x%2Frust_probe'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4a0e60a5ffa90e687b9994b10a123c70b22935bf
[INFO] checking john-kolpakov-x/rust_probe against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohn-kolpakov-x%2Frust_probe" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/john-kolpakov-x/rust_probe on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/john-kolpakov-x/rust_probe
[INFO] finished tweaking git repo https://github.com/john-kolpakov-x/rust_probe
[INFO] tweaked toml for git repo https://github.com/john-kolpakov-x/rust_probe written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/john-kolpakov-x/rust_probe already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 82990183f1768780f3a840ca39786d0057e023f68586feed2cd6c058b7ccef2c
[INFO] running `Command { std: "docker" "start" "-a" "82990183f1768780f3a840ca39786d0057e023f68586feed2cd6c058b7ccef2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82990183f1768780f3a840ca39786d0057e023f68586feed2cd6c058b7ccef2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82990183f1768780f3a840ca39786d0057e023f68586feed2cd6c058b7ccef2c", kill_on_drop: false }`
[INFO] [stdout] 82990183f1768780f3a840ca39786d0057e023f68586feed2cd6c058b7ccef2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21dcfb4c46f7082b0c946eb6795736b084895ed9cd69757b7d91a6ea8fc2494e
[INFO] running `Command { std: "docker" "start" "-a" "21dcfb4c46f7082b0c946eb6795736b084895ed9cd69757b7d91a6ea8fc2494e", 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 libc v0.2.58
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking arrayref v0.3.5
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]     Checking constant_time_eq v0.1.3
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]     Checking fallible-iterator v0.1.6
[INFO] [stderr]     Checking md5 v0.3.8
[INFO] [stderr]     Checking hex v0.2.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]     Checking phf_shared v0.7.24
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]     Checking generic-array v0.9.0
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]     Checking block-buffer v0.3.3
[INFO] [stderr]     Checking digest v0.7.6
[INFO] [stderr]     Checking crypto-mac v0.5.2
[INFO] [stderr]     Checking sha2 v0.7.1
[INFO] [stderr]     Checking hmac v0.5.0
[INFO] [stderr]     Checking base64 v0.6.0
[INFO] [stderr]    Compiling openssl-sys v0.9.48
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking socket2 v0.3.9
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]    Compiling openssl v0.10.24
[INFO] [stderr]     Checking postgres-protocol v0.3.2
[INFO] [stderr]     Checking postgres-shared v0.4.2
[INFO] [stderr]     Checking postgres v0.15.2
[INFO] [stderr]     Checking rust_probe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.25s
[INFO] running `Command { std: "docker" "inspect" "21dcfb4c46f7082b0c946eb6795736b084895ed9cd69757b7d91a6ea8fc2494e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21dcfb4c46f7082b0c946eb6795736b084895ed9cd69757b7d91a6ea8fc2494e", kill_on_drop: false }`
[INFO] [stdout] 21dcfb4c46f7082b0c946eb6795736b084895ed9cd69757b7d91a6ea8fc2494e