[INFO] fetching crate mdbook-post 0.1.3...
[INFO] checking mdbook-post-0.1.3 against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] extracting crate mdbook-post 0.1.3 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate mdbook-post 0.1.3
[INFO] finished tweaking crates.io crate mdbook-post 0.1.3
[INFO] tweaked toml for crates.io crate mdbook-post 0.1.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mdbook-post 0.1.3 on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mdbook-post 0.1.3 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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_yaml v0.9.22
[INFO] [stderr]   Downloaded unsafe-libyaml v0.2.8
[INFO] [stderr]   Downloaded equivalent v1.0.0
[INFO] [stderr]   Downloaded itoa v1.0.8
[INFO] [stderr]   Downloaded ryu v1.0.14
[INFO] [stderr]   Downloaded proc-macro2 v1.0.63
[INFO] [stderr]   Downloaded thiserror v1.0.43
[INFO] [stderr]   Downloaded iana-time-zone v0.1.57
[INFO] [stderr]   Downloaded serde_derive v1.0.168
[INFO] [stderr]   Downloaded serde_json v1.0.100
[INFO] [stderr]   Downloaded serde v1.0.168
[INFO] [stderr]   Downloaded num-traits v0.2.16
[INFO] [stderr]   Downloaded syn v2.0.23
[INFO] [stderr]   Downloaded thiserror-impl v1.0.43
[INFO] [stderr]   Downloaded chrono v0.4.26
[INFO] [stderr]   Downloaded serde-transcode v1.1.1
[INFO] [stderr]   Downloaded tsu v1.0.1
[INFO] [stderr]   Downloaded doe v0.2.37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 082f2961d812e9c8041d5c50bf076aec47aa3e8895e57f344930e0e54e1349bc
[INFO] running `Command { std: "docker" "start" "-a" "082f2961d812e9c8041d5c50bf076aec47aa3e8895e57f344930e0e54e1349bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "082f2961d812e9c8041d5c50bf076aec47aa3e8895e57f344930e0e54e1349bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "082f2961d812e9c8041d5c50bf076aec47aa3e8895e57f344930e0e54e1349bc", kill_on_drop: false }`
[INFO] [stdout] 082f2961d812e9c8041d5c50bf076aec47aa3e8895e57f344930e0e54e1349bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ec0dc08ab8343cf5d34a9bbe8fe737e0d5ccbb3c91cbf46f495efb94c69a224
[INFO] running `Command { std: "docker" "start" "-a" "3ec0dc08ab8343cf5d34a9bbe8fe737e0d5ccbb3c91cbf46f495efb94c69a224", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.168
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling unicode-ident v1.0.10
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]     Checking hashbrown v0.14.0
[INFO] [stderr]     Checking itoa v1.0.8
[INFO] [stderr]    Compiling serde_json v1.0.100
[INFO] [stderr]     Checking ryu v1.0.14
[INFO] [stderr]     Checking equivalent v1.0.0
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]     Checking unsafe-libyaml v0.2.8
[INFO] [stderr]     Checking iana-time-zone v0.1.57
[INFO] [stderr]     Checking doe v0.2.37
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling syn v2.0.23
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking dirs v5.0.1
[INFO] [stderr]     Checking chrono v0.4.26
[INFO] [stderr]     Checking indexmap v2.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.168
[INFO] [stderr]     Checking serde_yaml v0.9.22
[INFO] [stderr]     Checking serde-transcode v1.1.1
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]     Checking tsu v1.0.1
[INFO] [stderr]     Checking mdbook-post v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.02s
[INFO] running `Command { std: "docker" "inspect" "3ec0dc08ab8343cf5d34a9bbe8fe737e0d5ccbb3c91cbf46f495efb94c69a224", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ec0dc08ab8343cf5d34a9bbe8fe737e0d5ccbb3c91cbf46f495efb94c69a224", kill_on_drop: false }`
[INFO] [stdout] 3ec0dc08ab8343cf5d34a9bbe8fe737e0d5ccbb3c91cbf46f495efb94c69a224