[INFO] fetching crate stak-compiler 0.10.29...
[INFO] checking stak-compiler-0.10.29 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate stak-compiler 0.10.29 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate stak-compiler 0.10.29
[INFO] finished tweaking crates.io crate stak-compiler 0.10.29
[INFO] tweaked toml for crates.io crate stak-compiler 0.10.29 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate stak-compiler 0.10.29 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] crate crates.io crate stak-compiler 0.10.29 already has a lockfile, it will not be regenerated
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 5b9a3b45a30ea334962b20cbeedbd41d7d7fda0659ccf70e1ae6840b806cf890
[INFO] running `Command { std: "docker" "start" "-a" "5b9a3b45a30ea334962b20cbeedbd41d7d7fda0659ccf70e1ae6840b806cf890", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b9a3b45a30ea334962b20cbeedbd41d7d7fda0659ccf70e1ae6840b806cf890", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b9a3b45a30ea334962b20cbeedbd41d7d7fda0659ccf70e1ae6840b806cf890", kill_on_drop: false }`
[INFO] [stdout] 5b9a3b45a30ea334962b20cbeedbd41d7d7fda0659ccf70e1ae6840b806cf890
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 62e9ef8e91cb99244cf6686c5552a34a66fbc86c711c3cf65e99056749937561
[INFO] running `Command { std: "docker" "start" "-a" "62e9ef8e91cb99244cf6686c5552a34a66fbc86c711c3cf65e99056749937561", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]     Checking noop-executor v0.1.0
[INFO] [stderr]     Checking cfg-elif v0.6.3
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling stak-compiler v0.10.29 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking stak-configuration v0.10.29
[INFO] [stderr]     Checking stak-util v0.10.29
[INFO] [stderr]    Compiling indoc v2.0.6
[INFO] [stderr]     Checking hash32 v0.3.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling winter-maybe-async v0.13.0
[INFO] [stderr]     Checking stak-vm v0.10.29
[INFO] [stderr]     Checking stak-process-context v0.10.29
[INFO] [stderr]     Checking stak-time v0.10.29
[INFO] [stderr]     Checking stak-inexact v0.10.29
[INFO] [stderr]     Checking stak-file v0.10.29
[INFO] [stderr]     Checking stak-device v0.10.29
[INFO] [stderr]     Checking stak-native v0.10.29
[INFO] [stderr]     Checking stak-r7rs v0.10.29
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.52s
[INFO] running `Command { std: "docker" "inspect" "62e9ef8e91cb99244cf6686c5552a34a66fbc86c711c3cf65e99056749937561", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62e9ef8e91cb99244cf6686c5552a34a66fbc86c711c3cf65e99056749937561", kill_on_drop: false }`
[INFO] [stdout] 62e9ef8e91cb99244cf6686c5552a34a66fbc86c711c3cf65e99056749937561