[INFO] fetching crate rcgc 0.1.0...
[INFO] checking rcgc-0.1.0 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate rcgc 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate rcgc 0.1.0
[INFO] finished tweaking crates.io crate rcgc 0.1.0
[INFO] tweaked toml for crates.io crate rcgc 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rcgc 0.1.0 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 52 packages to latest compatible versions
[INFO] [stderr]       Adding env_logger v0.6.2 (available: v0.11.8)
[INFO] [stderr]       Adding version-sync v0.5.0 (available: v0.9.5)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e6cddb6c268948815c5061ec2542838e57458ab71e058c23d88eabb494f0535
[INFO] running `Command { std: "docker" "start" "-a" "7e6cddb6c268948815c5061ec2542838e57458ab71e058c23d88eabb494f0535", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e6cddb6c268948815c5061ec2542838e57458ab71e058c23d88eabb494f0535", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e6cddb6c268948815c5061ec2542838e57458ab71e058c23d88eabb494f0535", kill_on_drop: false }`
[INFO] [stdout] 7e6cddb6c268948815c5061ec2542838e57458ab71e058c23d88eabb494f0535
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5901575c302074a6d7f6898a04c552807ad6e7601d67ca80e385f0872b24cbe9
[INFO] running `Command { std: "docker" "start" "-a" "5901575c302074a6d7f6898a04c552807ad6e7601d67ca80e385f0872b24cbe9", kill_on_drop: false }`
[INFO] [stderr]     Checking tinyvec v1.9.0
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking unicode-bidi v0.3.18
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
[INFO] [stderr]     Checking unicode-xid v0.0.4
[INFO] [stderr]     Checking quote v0.3.15
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking synom v0.11.3
[INFO] [stderr]     Checking rcgc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking syn v0.11.11
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking unicode-normalization v0.1.24
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking version-sync v0.5.0
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.55s
[INFO] running `Command { std: "docker" "inspect" "5901575c302074a6d7f6898a04c552807ad6e7601d67ca80e385f0872b24cbe9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5901575c302074a6d7f6898a04c552807ad6e7601d67ca80e385f0872b24cbe9", kill_on_drop: false }`
[INFO] [stdout] 5901575c302074a6d7f6898a04c552807ad6e7601d67ca80e385f0872b24cbe9