[INFO] fetching crate wasm-glue 0.1.0...
[INFO] testing wasm-glue-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate wasm-glue 0.1.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate wasm-glue 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wasm-glue 0.1.0
[INFO] finished tweaking crates.io crate wasm-glue 0.1.0
[INFO] tweaked toml for crates.io crate wasm-glue 0.1.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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] 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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 684661eb26e9fd1f5cb78b93b918fbf44c53ba15afec9b10f6e41610a0cf0df6
[INFO] running `Command { std: "docker" "start" "-a" "684661eb26e9fd1f5cb78b93b918fbf44c53ba15afec9b10f6e41610a0cf0df6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "684661eb26e9fd1f5cb78b93b918fbf44c53ba15afec9b10f6e41610a0cf0df6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "684661eb26e9fd1f5cb78b93b918fbf44c53ba15afec9b10f6e41610a0cf0df6", kill_on_drop: false }`
[INFO] [stdout] 684661eb26e9fd1f5cb78b93b918fbf44c53ba15afec9b10f6e41610a0cf0df6
[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=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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 250c0769a652b81b917ccdcd77f842b3d0a569332ff6e4416c7f1947304ba4f7
[INFO] running `Command { std: "docker" "start" "-a" "250c0769a652b81b917ccdcd77f842b3d0a569332ff6e4416c7f1947304ba4f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasm-glue v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find function `set_print` in module `io`
[INFO] [stdout]     --> src/lib.rs:125:9
[INFO] [stdout]      |
[INFO] [stdout] 125  |     io::set_print(Some(Box::new(printer)));
[INFO] [stdout]      |         ^^^^^^^^^ help: a function with a similar name exists: `_eprint`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `set_print` in module `io`
[INFO] [stdout]     --> src/lib.rs:131:9
[INFO] [stdout]      |
[INFO] [stdout] 131  |     io::set_print(Some(Box::new(printer)));
[INFO] [stdout]      |         ^^^^^^^^^ help: a function with a similar name exists: `_eprint`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `set_panic` in module `io`
[INFO] [stdout]    --> src/lib.rs:137:9
[INFO] [stdout]     |
[INFO] [stdout] 137 |     io::set_panic(Some(Box::new(eprinter)));
[INFO] [stdout]     |         ^^^^^^^^^ not found in `io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `set_panic` in module `io`
[INFO] [stdout]    --> src/lib.rs:143:9
[INFO] [stdout]     |
[INFO] [stdout] 143 |     io::set_panic(Some(Box::new(eprinter)));
[INFO] [stdout]     |         ^^^^^^^^^ not found in `io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(set_stdio)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(panic_col)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wasm-glue` due to 7 previous errors
[INFO] running `Command { std: "docker" "inspect" "250c0769a652b81b917ccdcd77f842b3d0a569332ff6e4416c7f1947304ba4f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "250c0769a652b81b917ccdcd77f842b3d0a569332ff6e4416c7f1947304ba4f7", kill_on_drop: false }`
[INFO] [stdout] 250c0769a652b81b917ccdcd77f842b3d0a569332ff6e4416c7f1947304ba4f7