[INFO] fetching crate libcnb-test 0.4.0...
[INFO] checking libcnb-test-0.4.0 against try#0c46a61b05fb97ea2e031df461bcb1436e3c5bc3 for pr-98456-1
[INFO] extracting crate libcnb-test 0.4.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate libcnb-test 0.4.0 on toolchain 0c46a61b05fb97ea2e031df461bcb1436e3c5bc3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0c46a61b05fb97ea2e031df461bcb1436e3c5bc3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libcnb-test 0.4.0
[INFO] finished tweaking crates.io crate libcnb-test 0.4.0
[INFO] tweaked toml for crates.io crate libcnb-test 0.4.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0c46a61b05fb97ea2e031df461bcb1436e3c5bc3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0c46a61b05fb97ea2e031df461bcb1436e3c5bc3" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+0c46a61b05fb97ea2e031df461bcb1436e3c5bc3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f4805b05ee459d979967f2998ae66ce489a3b218ff16da98faf983e9774d3482
[INFO] running `Command { std: "docker" "start" "-a" "f4805b05ee459d979967f2998ae66ce489a3b218ff16da98faf983e9774d3482", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4805b05ee459d979967f2998ae66ce489a3b218ff16da98faf983e9774d3482", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4805b05ee459d979967f2998ae66ce489a3b218ff16da98faf983e9774d3482", kill_on_drop: false }`
[INFO] [stdout] f4805b05ee459d979967f2998ae66ce489a3b218ff16da98faf983e9774d3482
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+0c46a61b05fb97ea2e031df461bcb1436e3c5bc3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b3ae807725e8f483eea879add5988617f7a72455b35b9c9d1c6a45dd8c8d336
[INFO] running `Command { std: "docker" "start" "-a" "7b3ae807725e8f483eea879add5988617f7a72455b35b9c9d1c6a45dd8c8d336", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]    Compiling camino v1.0.9
[INFO] [stderr]    Compiling semver v1.0.10
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling regex-syntax v0.6.26
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling ryu v1.0.10
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling httparse v1.7.1
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]     Checking hashbrown v0.12.1
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]     Checking tower-service v0.3.2
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]     Checking fs_extra v1.2.0
[INFO] [stderr]     Checking tracing-core v0.1.28
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking tracing v0.1.35
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]     Checking unicode-normalization v0.1.20
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]     Checking which v4.2.5
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking tokio v1.19.2
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking fancy-regex v0.10.0
[INFO] [stderr]     Checking tokio-util v0.7.3
[INFO] [stderr]     Checking tokio-stream v0.1.9
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]     Checking pin-project v1.0.10
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]    Compiling darling v0.13.4
[INFO] [stderr]    Compiling serde_with_macros v1.5.2
[INFO] [stderr]     Checking h2 v0.3.13
[INFO] [stderr]     Checking hyper v0.14.19
[INFO] [stderr]     Checking cargo-platform v0.1.2
[INFO] [stderr]     Checking toml v0.5.9
[INFO] [stderr]     Checking serde_with v1.14.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking cargo_metadata v0.15.0
[INFO] [stderr]     Checking hyperlocal v0.8.0
[INFO] [stderr]     Checking bollard-stubs v1.42.0-rc.3
[INFO] [stderr]    Compiling libcnb-proc-macros v0.2.2
[INFO] [stderr]     Checking libcnb-data v0.7.0
[INFO] [stderr]     Checking libcnb-package v0.1.2
[INFO] [stderr]     Checking bollard v0.13.0
[INFO] [stderr]     Checking libcnb-test v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 15s
[INFO] running `Command { std: "docker" "inspect" "7b3ae807725e8f483eea879add5988617f7a72455b35b9c9d1c6a45dd8c8d336", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b3ae807725e8f483eea879add5988617f7a72455b35b9c9d1c6a45dd8c8d336", kill_on_drop: false }`
[INFO] [stdout] 7b3ae807725e8f483eea879add5988617f7a72455b35b9c9d1c6a45dd8c8d336