[INFO] cloning repository https://github.com/lumasepa/j2_render
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lumasepa/j2_render" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flumasepa%2Fj2_render", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flumasepa%2Fj2_render'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e4798e325bc1f11e264f2d89d4481415e2926fd3
[INFO] checking lumasepa/j2_render against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flumasepa%2Fj2_render" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lumasepa/j2_render on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0/source/.cargo/config
[INFO] started tweaking git repo https://github.com/lumasepa/j2_render
[INFO] finished tweaking git repo https://github.com/lumasepa/j2_render
[INFO] tweaked toml for git repo https://github.com/lumasepa/j2_render written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/lumasepa/j2_render already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2d5615bd2afaff957696a28dee396e378ee5410eb66936f75d0358f0efdd4d7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e2d5615bd2afaff957696a28dee396e378ee5410eb66936f75d0358f0efdd4d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2d5615bd2afaff957696a28dee396e378ee5410eb66936f75d0358f0efdd4d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2d5615bd2afaff957696a28dee396e378ee5410eb66936f75d0358f0efdd4d7", kill_on_drop: false }`
[INFO] [stdout] e2d5615bd2afaff957696a28dee396e378ee5410eb66936f75d0358f0efdd4d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc33d7357116188a09315d0f4c0ba3f13f7969ae780900e83006860d4155b6e7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fc33d7357116188a09315d0f4c0ba3f13f7969ae780900e83006860d4155b6e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]    Compiling ucd-trie v0.1.2
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling anyhow v1.0.29
[INFO] [stderr]     Checking humansize v1.1.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking pest v2.1.1
[INFO] [stderr]     Checking unic-ucd-segment v0.9.0
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking unic-segment v0.9.0
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]    Compiling pest_meta v2.1.1
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking chrono v0.4.7
[INFO] [stderr]     Checking molysite v0.1.0 (https://github.com/evq/molysite#49fceec9)
[INFO] [stderr]    Compiling pest_generator v2.1.0
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]     Checking globset v0.4.5
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking ignore v0.4.15
[INFO] [stderr]    Compiling parse-zoneinfo v0.2.1
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking serde_yaml v0.8.9
[INFO] [stderr]     Checking toml v0.5.3
[INFO] [stderr]     Checking globwalk v0.8.0
[INFO] [stderr]    Compiling chrono-tz v0.5.1
[INFO] [stderr]     Checking tera v1.2.0
[INFO] [stderr]     Checking j2_render v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/main.rs:90:38
[INFO] [stdout]    |
[INFO] [stdout] 90 |                 if let Some((format, key)) = extract_format(key) {
[INFO] [stdout]    |                                      ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/main.rs:90:38
[INFO] [stdout]    |
[INFO] [stdout] 90 |                 if let Some((format, key)) = extract_format(key) {
[INFO] [stdout]    |                                      ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 00s
[INFO] running `Command { std: "docker" "inspect" "fc33d7357116188a09315d0f4c0ba3f13f7969ae780900e83006860d4155b6e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc33d7357116188a09315d0f4c0ba3f13f7969ae780900e83006860d4155b6e7", kill_on_drop: false }`
[INFO] [stdout] fc33d7357116188a09315d0f4c0ba3f13f7969ae780900e83006860d4155b6e7