[INFO] fetching crate flycatcher 0.1.1...
[INFO] checking flycatcher-0.1.1 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate flycatcher 0.1.1 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate flycatcher 0.1.1 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 flycatcher 0.1.1
[INFO] finished tweaking crates.io crate flycatcher 0.1.1
[INFO] tweaked toml for crates.io crate flycatcher 0.1.1 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate flycatcher 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded flycatcherc-clif v0.1.1
[INFO] [stderr]   Downloaded flycatcherc-link v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] a7cc8b3bfa397534ef2432b43c0ff08364051ab07e1134e930841ee4f5a5dbee
[INFO] running `Command { std: "docker" "start" "-a" "a7cc8b3bfa397534ef2432b43c0ff08364051ab07e1134e930841ee4f5a5dbee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7cc8b3bfa397534ef2432b43c0ff08364051ab07e1134e930841ee4f5a5dbee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7cc8b3bfa397534ef2432b43c0ff08364051ab07e1134e930841ee4f5a5dbee", kill_on_drop: false }`
[INFO] [stdout] a7cc8b3bfa397534ef2432b43c0ff08364051ab07e1134e930841ee4f5a5dbee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] b2e3f22a96c37e51339707f00b7fe41cdd8c9daaa9b8bf4ce1fb4a5e0806373c
[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" "b2e3f22a96c37e51339707f00b7fe41cdd8c9daaa9b8bf4ce1fb4a5e0806373c", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.76.0
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling cranelift-entity v0.76.0
[INFO] [stderr]    Compiling target-lexicon v0.12.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking flycatcherc-link v0.1.1
[INFO] [stderr]     Checking codespan-reporting v0.11.1
[INFO] [stderr]     Checking anyhow v1.0.43
[INFO] [stderr]     Checking crc32fast v1.2.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.76.0
[INFO] [stderr]     Checking cranelift-bforest v0.76.0
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]     Checking regalloc v0.0.31
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking flycatcher-diagnostic v0.1.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking gimli v0.25.0
[INFO] [stderr]     Checking object v0.26.1
[INFO] [stderr]    Compiling logos-derive v0.12.0
[INFO] [stderr]    Compiling cranelift-codegen v0.76.0
[INFO] [stderr]     Checking logos v0.12.0
[INFO] [stderr]     Checking flycatcher-lexer v0.1.1
[INFO] [stderr]     Checking flycatcher-parser v0.1.1
[INFO] [stderr]     Checking flycatcherc v0.1.1
[INFO] [stderr]     Checking cranelift-module v0.76.0
[INFO] [stderr]     Checking cranelift-frontend v0.76.0
[INFO] [stderr]     Checking cranelift-object v0.76.0
[INFO] [stderr]     Checking cranelift v0.76.0
[INFO] [stderr]     Checking flycatcherc-clif v0.1.1
[INFO] [stderr]     Checking flycatcher v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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 59.78s
[INFO] running `Command { std: "docker" "inspect" "b2e3f22a96c37e51339707f00b7fe41cdd8c9daaa9b8bf4ce1fb4a5e0806373c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2e3f22a96c37e51339707f00b7fe41cdd8c9daaa9b8bf4ce1fb4a5e0806373c", kill_on_drop: false }`
[INFO] [stdout] b2e3f22a96c37e51339707f00b7fe41cdd8c9daaa9b8bf4ce1fb4a5e0806373c