[INFO] fetching crate seer-z3 0.1.2...
[INFO] checking seer-z3-0.1.2 against master#f167efad2f51088d86180ee89177b3d7c9e7c2f5 for pr-129543
[INFO] extracting crate seer-z3 0.1.2 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate seer-z3 0.1.2 on toolchain f167efad2f51088d86180ee89177b3d7c9e7c2f5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate seer-z3 0.1.2
[INFO] finished tweaking crates.io crate seer-z3 0.1.2
[INFO] tweaked toml for crates.io crate seer-z3 0.1.2 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 19 packages to latest compatible versions
[INFO] [stderr]       Adding aho-corasick v0.5.3 (latest: v1.1.3)
[INFO] [stderr]       Adding env_logger v0.3.5 (latest: v0.11.5)
[INFO] [stderr]       Adding log v0.3.9 (latest: v0.4.22)
[INFO] [stderr]       Adding memchr v0.1.11 (latest: v2.7.4)
[INFO] [stderr]       Adding nom v1.2.4 (latest: v7.1.3)
[INFO] [stderr]       Adding regex v0.1.80 (latest: v1.10.6)
[INFO] [stderr]       Adding regex-syntax v0.3.9 (latest: v0.8.4)
[INFO] [stderr]       Adding semver v0.2.3 (latest: v1.0.23)
[INFO] [stderr]       Adding thread-id v2.0.0 (latest: v4.2.2)
[INFO] [stderr]       Adding thread_local v0.2.7 (latest: v1.1.8)
[INFO] [stderr]       Adding utf8-ranges v0.1.3 (latest: v1.0.5)
[INFO] [stderr]       Adding winapi v0.2.8 (latest: v0.3.9)
[INFO] [stderr]       Adding z3-sys v0.3.0 (latest: v0.8.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded z3-sys v0.3.0
[INFO] [stderr]   Downloaded semver v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ff9ce8f5e8615d1d5f990dd79e3372b592cdb71315d3c10f388bac1ee62f0274
[INFO] running `Command { std: "docker" "start" "-a" "ff9ce8f5e8615d1d5f990dd79e3372b592cdb71315d3c10f388bac1ee62f0274", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff9ce8f5e8615d1d5f990dd79e3372b592cdb71315d3c10f388bac1ee62f0274", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff9ce8f5e8615d1d5f990dd79e3372b592cdb71315d3c10f388bac1ee62f0274", kill_on_drop: false }`
[INFO] [stdout] ff9ce8f5e8615d1d5f990dd79e3372b592cdb71315d3c10f388bac1ee62f0274
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d84afda25e3c6e7fe8a29fcd7934ccdb65ead502a8dc8e13a66e8885e1f8571
[INFO] running `Command { std: "docker" "start" "-a" "8d84afda25e3c6e7fe8a29fcd7934ccdb65ead502a8dc8e13a66e8885e1f8571", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Checking nom v1.2.4
[INFO] [stderr]     Checking z3-sys v0.3.0
[INFO] [stderr]     Checking env_logger v0.3.5
[INFO] [stderr]     Checking seer-z3 v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking semver v0.2.3
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.29s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v1.2.4
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "8d84afda25e3c6e7fe8a29fcd7934ccdb65ead502a8dc8e13a66e8885e1f8571", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d84afda25e3c6e7fe8a29fcd7934ccdb65ead502a8dc8e13a66e8885e1f8571", kill_on_drop: false }`
[INFO] [stdout] 8d84afda25e3c6e7fe8a29fcd7934ccdb65ead502a8dc8e13a66e8885e1f8571