[INFO] fetching crate kvbase 0.0.1-dev...
[INFO] checking kvbase-0.0.1-dev against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] extracting crate kvbase 0.0.1-dev into /workspace/builds/worker-96/source
[INFO] validating manifest of crates.io crate kvbase 0.0.1-dev on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kvbase 0.0.1-dev
[INFO] finished tweaking crates.io crate kvbase 0.0.1-dev
[INFO] tweaked toml for crates.io crate kvbase 0.0.1-dev written to /workspace/builds/worker-96/source/Cargo.toml
[INFO] crate crates.io crate kvbase 0.0.1-dev already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "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-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea865781a2f2f98d9521fb765133999d972e023c620dc2d19f120964cc20d5cb
[INFO] running `Command { std: "docker" "start" "-a" "ea865781a2f2f98d9521fb765133999d972e023c620dc2d19f120964cc20d5cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea865781a2f2f98d9521fb765133999d972e023c620dc2d19f120964cc20d5cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea865781a2f2f98d9521fb765133999d972e023c620dc2d19f120964cc20d5cb", kill_on_drop: false }`
[INFO] [stdout] ea865781a2f2f98d9521fb765133999d972e023c620dc2d19f120964cc20d5cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08cbbd3c8069a074ee9a491f53f5b68f574424c46afc88713b32218503e62d03
[INFO] running `Command { std: "docker" "start" "-a" "08cbbd3c8069a074ee9a491f53f5b68f574424c46afc88713b32218503e62d03", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking kvbase v0.0.1-dev (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.43s
[INFO] running `Command { std: "docker" "inspect" "08cbbd3c8069a074ee9a491f53f5b68f574424c46afc88713b32218503e62d03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08cbbd3c8069a074ee9a491f53f5b68f574424c46afc88713b32218503e62d03", kill_on_drop: false }`
[INFO] [stdout] 08cbbd3c8069a074ee9a491f53f5b68f574424c46afc88713b32218503e62d03