[INFO] updating cached repository https://github.com/3c1u/vrm-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 62173b0558549b364686652ce07ebd609d8dae58
[INFO] testing 3c1u/vrm-rs against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F3c1u%2Fvrm-rs" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/3c1u/vrm-rs on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/3c1u/vrm-rs
[INFO] removed path dependency gltf from git repo https://github.com/3c1u/vrm-rs
[INFO] finished tweaking git repo https://github.com/3c1u/vrm-rs
[INFO] tweaked toml for git repo https://github.com/3c1u/vrm-rs written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/3c1u/vrm-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-2/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 230eaf2678db85bad616ad5b3b010c78efe70d8791e444f8da5dba40b0d14483
[INFO] running `Command { std: "docker" "start" "-a" "230eaf2678db85bad616ad5b3b010c78efe70d8791e444f8da5dba40b0d14483", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "230eaf2678db85bad616ad5b3b010c78efe70d8791e444f8da5dba40b0d14483", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "230eaf2678db85bad616ad5b3b010c78efe70d8791e444f8da5dba40b0d14483", kill_on_drop: false }`
[INFO] [stdout] 230eaf2678db85bad616ad5b3b010c78efe70d8791e444f8da5dba40b0d14483
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf80fad5b6aa3778f1f8cf711a40d6001b2497bf1e752633e1a7a497657e3e85
[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" "cf80fad5b6aa3778f1f8cf711a40d6001b2497bf1e752633e1a7a497657e3e85", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling inflections v1.1.1
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling jpeg-decoder v0.1.20
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling deflate v0.7.20
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling png v0.14.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling image v0.21.3
[INFO] [stderr]    Compiling gltf-derive v0.13.0
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling gltf-json v0.13.0
[INFO] [stderr]    Compiling gltf v0.13.0
[INFO] [stderr]    Compiling vrm-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `VrmError`
[INFO] [stdout]  --> src/vrm.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{VrmError, Result};
[INFO] [stdout]   |             ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `extension` found for struct `gltf::Gltf` in the current scope
[INFO] [stdout]   --> src/main.rs:30:28
[INFO] [stdout]    |
[INFO] [stdout] 30 |     println!("{:?}", model.extension::<json::VrmJson>("VRM"));
[INFO] [stdout]    |                            ^^^^^^^^^ method not found in `gltf::Gltf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `vrm-rs`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "cf80fad5b6aa3778f1f8cf711a40d6001b2497bf1e752633e1a7a497657e3e85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf80fad5b6aa3778f1f8cf711a40d6001b2497bf1e752633e1a7a497657e3e85", kill_on_drop: false }`
[INFO] [stdout] cf80fad5b6aa3778f1f8cf711a40d6001b2497bf1e752633e1a7a497657e3e85