[INFO] fetching crate liquid-lib 0.23.0...
[INFO] checking liquid-lib-0.23.0 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate liquid-lib 0.23.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate liquid-lib 0.23.0 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate liquid-lib 0.23.0
[INFO] finished tweaking crates.io crate liquid-lib 0.23.0
[INFO] tweaked toml for crates.io crate liquid-lib 0.23.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pest_derive v2.1.0
[INFO] [stderr]   Downloaded maplit v1.0.2
[INFO] [stderr]   Downloaded pest_generator v2.1.3
[INFO] [stderr]   Downloaded pest_meta v2.1.3
[INFO] [stderr]   Downloaded liquid-core v0.23.0
[INFO] [stderr]   Downloaded deunicode v1.3.1
[INFO] [stderr]   Downloaded kstring v1.0.6
[INFO] [stderr]   Downloaded itertools v0.10.1
[INFO] [stderr]   Downloaded sha-1 v0.8.2
[INFO] [stderr]   Downloaded proc-quote-impl v0.3.2
[INFO] [stderr]   Downloaded anymap2 v0.13.0
[INFO] [stderr]   Downloaded proc-quote v0.4.0
[INFO] [stderr]   Downloaded liquid-derive v0.23.0
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 49eaa20f7053e71ae0163c1be5ea0820101716325472501345e20d20e566c08e
[INFO] running `Command { std: "docker" "start" "-a" "49eaa20f7053e71ae0163c1be5ea0820101716325472501345e20d20e566c08e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49eaa20f7053e71ae0163c1be5ea0820101716325472501345e20d20e566c08e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49eaa20f7053e71ae0163c1be5ea0820101716325472501345e20d20e566c08e", kill_on_drop: false }`
[INFO] [stdout] 49eaa20f7053e71ae0163c1be5ea0820101716325472501345e20d20e566c08e
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c05144dc48a8b04433ca1f395335e620fa575befde6dc03d1ff3ff9634bb1a2c
[INFO] running `Command { std: "docker" "start" "-a" "c05144dc48a8b04433ca1f395335e620fa575befde6dc03d1ff3ff9634bb1a2c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking anymap2 v0.13.0
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking unicode-segmentation v1.8.0
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling proc-quote-impl v0.3.2
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling proc-quote v0.4.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling liquid-derive v0.23.0
[INFO] [stderr]     Checking serde v1.0.130
[INFO] [stderr]     Checking kstring v1.0.6
[INFO] [stderr]     Checking liquid-core v0.23.0
[INFO] [stderr]     Checking liquid-lib v0.23.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `tag_name`
[INFO] [stdout]    --> src/stdlib/blocks/if_block.rs:165:5
[INFO] [stdout]     |
[INFO] [stdout] 165 |     tag_name: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tag_name`
[INFO] [stdout]    --> src/stdlib/blocks/if_block.rs:165:5
[INFO] [stdout]     |
[INFO] [stdout] 165 |     tag_name: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.87s
[INFO] running `Command { std: "docker" "inspect" "c05144dc48a8b04433ca1f395335e620fa575befde6dc03d1ff3ff9634bb1a2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c05144dc48a8b04433ca1f395335e620fa575befde6dc03d1ff3ff9634bb1a2c", kill_on_drop: false }`
[INFO] [stdout] c05144dc48a8b04433ca1f395335e620fa575befde6dc03d1ff3ff9634bb1a2c