[INFO] cloning repository https://github.com/thinkbeard/txtr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thinkbeard/txtr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthinkbeard%2Ftxtr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthinkbeard%2Ftxtr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9bbac3bed8989bab859f7b1a7efad1c668492e9e
[INFO] checking thinkbeard/txtr against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthinkbeard%2Ftxtr" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thinkbeard/txtr on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/thinkbeard/txtr
[INFO] finished tweaking git repo https://github.com/thinkbeard/txtr
[INFO] tweaked toml for git repo https://github.com/thinkbeard/txtr written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/thinkbeard/txtr already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "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-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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 06239abfc3e9b8ac9fd4fc1534a0f0bf416cf13f849b6a3a77e984cdef61d5b6
[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" "06239abfc3e9b8ac9fd4fc1534a0f0bf416cf13f849b6a3a77e984cdef61d5b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06239abfc3e9b8ac9fd4fc1534a0f0bf416cf13f849b6a3a77e984cdef61d5b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06239abfc3e9b8ac9fd4fc1534a0f0bf416cf13f849b6a3a77e984cdef61d5b6", kill_on_drop: false }`
[INFO] [stdout] 06239abfc3e9b8ac9fd4fc1534a0f0bf416cf13f849b6a3a77e984cdef61d5b6
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 105ec04e5b9bb22ca206b9944ff8e6c34130d588d8f96c8e56aac5ff448f125f
[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" "105ec04e5b9bb22ca206b9944ff8e6c34130d588d8f96c8e56aac5ff448f125f", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.34
[INFO] [stderr]    Compiling proc-macro2 v0.4.20
[INFO] [stderr]    Compiling num-bigint v0.2.1
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling regex v1.0.2
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]     Checking color_quant v1.0.0
[INFO] [stderr]     Checking either v1.4.0
[INFO] [stderr]     Checking regex-syntax v0.4.1
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking scoped_threadpool v0.1.8
[INFO] [stderr]     Checking serde v1.0.23
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking inflate v0.4.3
[INFO] [stderr]     Checking regex-syntax v0.6.2
[INFO] [stderr]     Checking humantime v1.1.1
[INFO] [stderr]     Checking arrayvec v0.4.6
[INFO] [stderr]     Checking deflate v0.7.17
[INFO] [stderr]     Checking stb_truetype v0.2.4
[INFO] [stderr]     Checking conv v0.3.3
[INFO] [stderr]     Checking thread_local v0.3.4
[INFO] [stderr]     Checking ordered-float v0.5.2
[INFO] [stderr]     Checking gif v0.10.1
[INFO] [stderr]     Checking itertools v0.7.8
[INFO] [stderr]    Compiling serde_derive_internals v0.17.0
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking num_cpus v1.7.0
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking rand v0.4.3
[INFO] [stderr]     Checking rusttype v0.5.2
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking regex v0.2.3
[INFO] [stderr]    Compiling quote v0.6.9
[INFO] [stderr]     Checking rayon v0.8.2
[INFO] [stderr]     Checking rayon v1.0.3
[INFO] [stderr]    Compiling serde_derive v1.0.23
[INFO] [stderr]    Compiling syn v0.15.18
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.13
[INFO] [stderr]     Checking env_logger v0.5.12
[INFO] [stderr]     Checking quickcheck v0.6.2
[INFO] [stderr]     Checking docopt v0.8.1
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]     Checking tiff v0.2.1
[INFO] [stderr]     Checking image v0.20.1
[INFO] [stderr]     Checking imageproc v0.16.0
[INFO] [stderr]     Checking txtr v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/encoder.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub type EncoderFn = Box<Fn(f64, f64, f64, f64) -> usize>;
[INFO] [stdout]   |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64, f64, f64, f64) -> usize`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/encoder.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub type EncoderFn = Box<Fn(f64, f64, f64, f64) -> usize>;
[INFO] [stdout]   |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64, f64, f64, f64) -> usize`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` 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 52.73s
[INFO] running `Command { std: "docker" "inspect" "105ec04e5b9bb22ca206b9944ff8e6c34130d588d8f96c8e56aac5ff448f125f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "105ec04e5b9bb22ca206b9944ff8e6c34130d588d8f96c8e56aac5ff448f125f", kill_on_drop: false }`
[INFO] [stdout] 105ec04e5b9bb22ca206b9944ff8e6c34130d588d8f96c8e56aac5ff448f125f