[INFO] crate bmpfntgen 0.1.0 is already in cache
[INFO] checking bmpfntgen-0.1.0 against try#e922e6444795ab795fab1943288aee3d543699b8 for pr-66852
[INFO] extracting crate bmpfntgen 0.1.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate bmpfntgen 0.1.0 on toolchain e922e6444795ab795fab1943288aee3d543699b8
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate bmpfntgen 0.1.0
[INFO] finished tweaking crates.io crate bmpfntgen 0.1.0
[INFO] tweaked toml for crates.io crate bmpfntgen 0.1.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate bmpfntgen 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 896a173eea8a816ccfb32d3f9e24baa6fe252d3886df7d33726e4c21c1736185
[INFO] running `"docker" "start" "-a" "896a173eea8a816ccfb32d3f9e24baa6fe252d3886df7d33726e4c21c1736185"`
[INFO] [stderr]    Compiling proc-macro2 v1.0.5
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling rayon-core v1.6.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking stb_truetype v0.3.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking png v0.15.0
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking rusttype v0.8.1
[INFO] [stderr]     Checking rayon v1.2.0
[INFO] [stderr]     Checking tiff v0.3.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.16
[INFO] [stderr]     Checking image v0.22.3
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling structopt-derive v0.3.3
[INFO] [stderr]     Checking structopt v0.3.3
[INFO] [stderr]     Checking serde v1.0.101
[INFO] [stderr]     Checking serde_json v1.0.41
[INFO] [stderr]     Checking bmpfntgen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: cannot find macro `json` in this scope
[INFO] [stderr]    --> src/meta.rs:107:24
[INFO] [stderr]     |
[INFO] [stderr] 107 |         let expected = json!({
[INFO] [stderr]     |                        ^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `bmpfntgen`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "896a173eea8a816ccfb32d3f9e24baa6fe252d3886df7d33726e4c21c1736185"`
[INFO] running `"docker" "rm" "-f" "896a173eea8a816ccfb32d3f9e24baa6fe252d3886df7d33726e4c21c1736185"`
[INFO] [stdout] 896a173eea8a816ccfb32d3f9e24baa6fe252d3886df7d33726e4c21c1736185