[INFO] cloning repository https://github.com/EthanYidong/wasm-sio
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/EthanYidong/wasm-sio" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEthanYidong%2Fwasm-sio", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEthanYidong%2Fwasm-sio'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 59348cb4b6643d5fd2a8cc63fa22f9018924da44
[INFO] checking EthanYidong/wasm-sio against master#82dd3cb008233bfe50ba6b8d6618e6bbd6054eb1 for pr-150408
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEthanYidong%2Fwasm-sio" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/EthanYidong/wasm-sio
[INFO] finished tweaking git repo https://github.com/EthanYidong/wasm-sio
[INFO] tweaked toml for git repo https://github.com/EthanYidong/wasm-sio written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/EthanYidong/wasm-sio on toolchain 82dd3cb008233bfe50ba6b8d6618e6bbd6054eb1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82dd3cb008233bfe50ba6b8d6618e6bbd6054eb1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/EthanYidong/wasm-sio 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" "+82dd3cb008233bfe50ba6b8d6618e6bbd6054eb1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+82dd3cb008233bfe50ba6b8d6618e6bbd6054eb1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 894c7b45f2ad7acbdbe09296f64b8f8e56620481f07cacae77bcd13288fb622b
[INFO] running `Command { std: "docker" "start" "-a" "894c7b45f2ad7acbdbe09296f64b8f8e56620481f07cacae77bcd13288fb622b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "894c7b45f2ad7acbdbe09296f64b8f8e56620481f07cacae77bcd13288fb622b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "894c7b45f2ad7acbdbe09296f64b8f8e56620481f07cacae77bcd13288fb622b", kill_on_drop: false }`
[INFO] [stdout] 894c7b45f2ad7acbdbe09296f64b8f8e56620481f07cacae77bcd13288fb622b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+82dd3cb008233bfe50ba6b8d6618e6bbd6054eb1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08088b6125ed6195bfca16e503d456b5d145deface2f23c7b28011b1606e593a
[INFO] running `Command { std: "docker" "start" "-a" "08088b6125ed6195bfca16e503d456b5d145deface2f23c7b28011b1606e593a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling serde_derive v1.0.123
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[INFO] [stderr]     Checking hashbrown v0.9.1
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[INFO] [stderr]    Compiling num-traits v0.2.14
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[INFO] [stderr]     Checking smallvec v1.6.1
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[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking object v0.23.0
[INFO] [stderr]     Checking region v2.2.0
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]    Compiling const_fn v0.4.5
[INFO] [stderr]     Checking more-asserts v0.2.1
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[INFO] [stderr]     Checking tracing v0.1.22
[INFO] [stderr]     Checking thiserror v1.0.23
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[INFO] [stderr]    Compiling darling_macro v0.10.2
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[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking wasmer_enumset v1.0.1
[INFO] [stderr]     Checking cranelift-entity v0.68.0
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking erased-serde v0.3.13
[INFO] [stderr]     Checking generational-arena v0.2.8
[INFO] [stderr]     Checking typetag v0.1.7
[INFO] [stderr]     Checking wasmer-types v1.0.1
[INFO] [stderr]     Checking cranelift-bforest v0.68.0
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]     Checking object v0.22.0
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.68.0
[INFO] [stderr]     Checking wasmer-compiler v1.0.1
[INFO] [stderr]     Checking wasmer-engine v1.0.1
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[INFO] [stderr]     Checking wasmer-engine-native v1.0.1
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[INFO] [stderr]    Compiling cranelift-codegen v0.68.0
[INFO] [stderr]     Checking cranelift-frontend v0.68.0
[INFO] [stderr]     Checking wasmer v1.0.1
[INFO] [stderr]     Checking wasmer-wasi v1.0.1
[INFO] [stderr]     Checking wasm-sio v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]   --> src/sio.rs:35:29
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn sio_stdout_print_num(env: &SioEnv, num: i32) {
[INFO] [stdout]    |                             ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]   --> src/sio.rs:35:29
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn sio_stdout_print_num(env: &SioEnv, num: i32) {
[INFO] [stdout]    |                             ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 28s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: cranelift-codegen-meta v0.68.0, wasmparser v0.65.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "08088b6125ed6195bfca16e503d456b5d145deface2f23c7b28011b1606e593a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08088b6125ed6195bfca16e503d456b5d145deface2f23c7b28011b1606e593a", kill_on_drop: false }`
[INFO] [stdout] 08088b6125ed6195bfca16e503d456b5d145deface2f23c7b28011b1606e593a
