[INFO] cloning repository https://github.com/cheme/wasm-demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cheme/wasm-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcheme%2Fwasm-demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcheme%2Fwasm-demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7a9a6753fc36f5c162bd1a2294d4c0cb498f851b
[INFO] testing cheme/wasm-demo against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcheme%2Fwasm-demo" "/workspace/builds/worker-17/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-17/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cheme/wasm-demo on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cheme/wasm-demo
[INFO] finished tweaking git repo https://github.com/cheme/wasm-demo
[INFO] tweaked toml for git repo https://github.com/cheme/wasm-demo written to /workspace/builds/worker-17/source/Cargo.toml
[INFO] crate git repo https://github.com/cheme/wasm-demo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_json v1.0.5
[INFO] [stderr]   Downloaded itertools v0.7.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7cdeee8cd3ca9cf8184a4d3c002c639d7b8b5c50058d186fb76c49b308ba9516
[INFO] running `Command { std: "docker" "start" "-a" "7cdeee8cd3ca9cf8184a4d3c002c639d7b8b5c50058d186fb76c49b308ba9516", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7cdeee8cd3ca9cf8184a4d3c002c639d7b8b5c50058d186fb76c49b308ba9516", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cdeee8cd3ca9cf8184a4d3c002c639d7b8b5c50058d186fb76c49b308ba9516", kill_on_drop: false }`
[INFO] [stdout] 7cdeee8cd3ca9cf8184a4d3c002c639d7b8b5c50058d186fb76c49b308ba9516
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64d8c54662f5f20298fad3185b1cb6715c7817b8f22288919f74c162bf202305
[INFO] running `Command { std: "docker" "start" "-a" "64d8c54662f5f20298fad3185b1cb6715c7817b8f22288919f74c162bf202305", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling dtoa v0.4.2
[INFO] [stderr]    Compiling serde v1.0.18
[INFO] [stderr]    Compiling either v1.3.0
[INFO] [stderr]    Compiling num-traits v0.1.40
[INFO] [stderr]    Compiling itoa v0.3.4
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling itertools v0.7.2
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling serde_derive_internals v0.16.0
[INFO] [stderr]    Compiling serde_derive v1.0.18
[INFO] [stderr]    Compiling serde_json v1.0.5
[INFO] [stderr]    Compiling wasm-demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/main.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(link_args)]
[INFO] [stdout]   |            ^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in favor of using `-C link-arg=ARG` on command line, which is available from cargo build scripts with `cargo:rustc-link-arg` now
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wasm-demo` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "64d8c54662f5f20298fad3185b1cb6715c7817b8f22288919f74c162bf202305", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64d8c54662f5f20298fad3185b1cb6715c7817b8f22288919f74c162bf202305", kill_on_drop: false }`
[INFO] [stdout] 64d8c54662f5f20298fad3185b1cb6715c7817b8f22288919f74c162bf202305