[INFO] fetching crate isla-cat 0.2.0...
[INFO] checking isla-cat-0.2.0 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate isla-cat 0.2.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate isla-cat 0.2.0 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate isla-cat 0.2.0
[INFO] finished tweaking crates.io crate isla-cat 0.2.0
[INFO] tweaked toml for crates.io crate isla-cat 0.2.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 057412991bd89c7564800733a92d5cbc06a630353172e492593858b431ea4c63
[INFO] running `Command { std: "docker" "start" "-a" "057412991bd89c7564800733a92d5cbc06a630353172e492593858b431ea4c63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "057412991bd89c7564800733a92d5cbc06a630353172e492593858b431ea4c63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "057412991bd89c7564800733a92d5cbc06a630353172e492593858b431ea4c63", kill_on_drop: false }`
[INFO] [stdout] 057412991bd89c7564800733a92d5cbc06a630353172e492593858b431ea4c63
[INFO] running `Command { std: "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" "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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13888c18fe8431b0c1dcd1eae9e14bec74bd60a444e7872e5d92a12f59b981d3
[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" "13888c18fe8431b0c1dcd1eae9e14bec74bd60a444e7872e5d92a12f59b981d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling smallvec v1.7.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]    Compiling string_cache v0.8.2
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking lalrpop-util v0.19.6
[INFO] [stderr]    Compiling lalrpop v0.19.6
[INFO] [stderr]    Compiling isla-cat v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> tests/parse_cats.rs:37:26
[INFO] [stdout]    |
[INFO] [stdout] 37 |         Err(e) => panic!(e),
[INFO] [stdout]    |                          ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 37 |         Err(e) => panic!("{}", e),
[INFO] [stdout]    |                          +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> tests/parse_cats.rs:70:26
[INFO] [stdout]    |
[INFO] [stdout] 70 |         Err(e) => panic!(e),
[INFO] [stdout]    |                          ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 70 |         Err(e) => panic!("{}", e),
[INFO] [stdout]    |                          +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 19s
[INFO] running `Command { std: "docker" "inspect" "13888c18fe8431b0c1dcd1eae9e14bec74bd60a444e7872e5d92a12f59b981d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13888c18fe8431b0c1dcd1eae9e14bec74bd60a444e7872e5d92a12f59b981d3", kill_on_drop: false }`
[INFO] [stdout] 13888c18fe8431b0c1dcd1eae9e14bec74bd60a444e7872e5d92a12f59b981d3