[INFO] cloning repository https://github.com/avacore1337/tower-idle
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/avacore1337/tower-idle" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Favacore1337%2Ftower-idle", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Favacore1337%2Ftower-idle'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b9bcaded742b02ab6de2db6fbcf6287b7fbbf809
[INFO] testing avacore1337/tower-idle against try#b8e88e5ddf5521a9f43ee3f62a702388c713e4bb for pr-155114
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Favacore1337%2Ftower-idle" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-1-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/avacore1337/tower-idle
[INFO] finished tweaking git repo https://github.com/avacore1337/tower-idle
[INFO] tweaked toml for git repo https://github.com/avacore1337/tower-idle written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/avacore1337/tower-idle on toolchain b8e88e5ddf5521a9f43ee3f62a702388c713e4bb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/avacore1337/tower-idle already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Found `debug_assertions` in `target.'cfg(...)'.dependencies`. This value is not supported for selecting dependencies and will not work as expected. To learn more visit https://doc.rust-lang.org/cargo/reference/specifying-dependencies.html#platform-specific-dependencies
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-test-macro v0.3.31
[INFO] [stderr]   Downloaded tsify v0.3.1
[INFO] [stderr]   Downloaded serde_derive v1.0.139
[INFO] [stderr]   Downloaded wasm-bindgen-test v0.3.31
[INFO] [stderr]   Downloaded serde-wasm-bindgen v0.4.3
[INFO] [stderr]   Downloaded libflate_lz77 v1.1.0
[INFO] [stderr]   Downloaded serde v1.0.139
[INFO] [stderr]   Downloaded serde_derive_internals v0.26.0
[INFO] [stderr]   Downloaded libflate v1.2.0
[INFO] [stderr]   Downloaded darling_macro v0.14.1
[INFO] [stderr]   Downloaded all_asserts v2.3.1
[INFO] [stderr]   Downloaded strum_macros v0.24.2
[INFO] [stderr]   Downloaded rustversion v1.0.8
[INFO] [stderr]   Downloaded darling v0.14.1
[INFO] [stderr]   Downloaded darling_core v0.14.1
[INFO] [stderr]   Downloaded serbia v0.4.3
[INFO] [stderr]   Downloaded tsify-macros v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd0ed1eb96b7a69ea42cda9ee2f958720b420e35869453d2ccd5a96c507b3a4a
[INFO] running `Command { std: "docker" "start" "-a" "cd0ed1eb96b7a69ea42cda9ee2f958720b420e35869453d2ccd5a96c507b3a4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd0ed1eb96b7a69ea42cda9ee2f958720b420e35869453d2ccd5a96c507b3a4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd0ed1eb96b7a69ea42cda9ee2f958720b420e35869453d2ccd5a96c507b3a4a", kill_on_drop: false }`
[INFO] [stdout] cd0ed1eb96b7a69ea42cda9ee2f958720b420e35869453d2ccd5a96c507b3a4a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 003c55bfcdc464abe4af5c57644efccef95045c353ede59da6c1eff7f10c047c
[INFO] running `Command { std: "docker" "start" "-a" "003c55bfcdc464abe4af5c57644efccef95045c353ede59da6c1eff7f10c047c", kill_on_drop: false }`
[INFO] [stderr] warning: Found `debug_assertions` in `target.'cfg(...)'.dependencies`. This value is not supported for selecting dependencies and will not work as expected. To learn more visit https://doc.rust-lang.org/cargo/reference/specifying-dependencies.html#platform-specific-dependencies
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling unicode-ident v1.0.2
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.81
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling serde_derive v1.0.139
[INFO] [stderr]    Compiling serde v1.0.139
[INFO] [stderr]    Compiling bumpalo v3.10.0
[INFO] [stderr]    Compiling serde_json v1.0.82
[INFO] [stderr]    Compiling ryu v1.0.10
[INFO] [stderr]    Compiling wasm-bindgen v0.2.81
[INFO] [stderr]    Compiling itoa v1.0.2
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling rustversion v1.0.8
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling anyhow v1.0.58
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling libflate_lz77 v1.1.0
[INFO] [stderr]    Compiling once_cell v1.13.0
[INFO] [stderr]    Compiling all_asserts v2.3.1
[INFO] [stderr]    Compiling libflate v1.2.0
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.81
[INFO] [stderr]    Compiling darling_core v0.14.1
[INFO] [stderr]    Compiling serde_derive_internals v0.26.0
[INFO] [stderr]    Compiling strum_macros v0.24.2
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling serbia v0.4.3
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.81
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.81
[INFO] [stderr]    Compiling darling_macro v0.14.1
[INFO] [stderr]    Compiling strum v0.24.1
[INFO] [stderr]    Compiling darling v0.14.1
[INFO] [stderr]    Compiling tsify-macros v0.3.1
[INFO] [stdout] error: older versions of the `wasm-bindgen` crate are incompatible with current versions of Rust; please update to `wasm-bindgen` v0.2.88
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wasm-bindgen` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "003c55bfcdc464abe4af5c57644efccef95045c353ede59da6c1eff7f10c047c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "003c55bfcdc464abe4af5c57644efccef95045c353ede59da6c1eff7f10c047c", kill_on_drop: false }`
[INFO] [stdout] 003c55bfcdc464abe4af5c57644efccef95045c353ede59da6c1eff7f10c047c
