[INFO] fetching crate rcnb-rs 0.1.0...
[INFO] testing rcnb-rs-0.1.0 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate rcnb-rs 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] removed /workspace/builds/worker-6-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate rcnb-rs 0.1.0
[INFO] finished tweaking crates.io crate rcnb-rs 0.1.0
[INFO] tweaked toml for crates.io crate rcnb-rs 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rcnb-rs 0.1.0 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rcnb-rs 0.1.0 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.documentation`
[INFO] [stderr]   --> Cargo.toml:22:12
[INFO] [stderr]    |
[INFO] [stderr] 20 | documentation = "https://docs.rs/rcnb-rs"
[INFO] [stderr]    |                 -------------------------
[INFO] [stderr] 21 | edition = "2018"
[INFO] [stderr] 22 | homepage = "https://docs.rs/rcnb-rs"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `rcnb-rs` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 96eed9f9abe861ab76dccf758ad8c3c693f4ec8eb2086470883fd5a4a7ec43aa
[INFO] running `Command { std: "docker" "start" "96eed9f9abe861ab76dccf758ad8c3c693f4ec8eb2086470883fd5a4a7ec43aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96eed9f9abe861ab76dccf758ad8c3c693f4ec8eb2086470883fd5a4a7ec43aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "96eed9f9abe861ab76dccf758ad8c3c693f4ec8eb2086470883fd5a4a7ec43aa" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96eed9f9abe861ab76dccf758ad8c3c693f4ec8eb2086470883fd5a4a7ec43aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "96eed9f9abe861ab76dccf758ad8c3c693f4ec8eb2086470883fd5a4a7ec43aa" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.documentation`
[INFO] [stderr]   --> Cargo.toml:22:12
[INFO] [stderr]    |
[INFO] [stderr] 20 | documentation = "https://docs.rs/rcnb-rs"
[INFO] [stderr]    |                 -------------------------
[INFO] [stderr] 21 | edition = "2018"
[INFO] [stderr] 22 | homepage = "https://docs.rs/rcnb-rs"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `rcnb-rs` (manifest) generated 1 warning
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.20
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling argh_shared v0.1.1
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling argh_derive v0.1.1
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling argh v0.1.3
[INFO] [stderr]    Compiling rcnb-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 15.16s
[INFO] running `Command { std: "docker" "inspect" "96eed9f9abe861ab76dccf758ad8c3c693f4ec8eb2086470883fd5a4a7ec43aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "96eed9f9abe861ab76dccf758ad8c3c693f4ec8eb2086470883fd5a4a7ec43aa" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.documentation`
[INFO] [stderr]   --> Cargo.toml:22:12
[INFO] [stderr]    |
[INFO] [stderr] 20 | documentation = "https://docs.rs/rcnb-rs"
[INFO] [stderr]    |                 -------------------------
[INFO] [stderr] 21 | edition = "2018"
[INFO] [stderr] 22 | homepage = "https://docs.rs/rcnb-rs"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `rcnb-rs` (manifest) generated 1 warning
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling utf8-width v0.1.4
[INFO] [stderr]    Compiling paste v1.0.0
[INFO] [stderr]    Compiling byte-unit v4.0.9
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rcnb-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> tests/bench.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `rcnb_rs::encode_str`
[INFO] [stdout]  --> tests/ratio.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rcnb_rs::encode_str;
[INFO] [stdout]   |     ^^^^^^^^^----------
[INFO] [stdout]   |              |
[INFO] [stdout]   |              no `encode_str` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rcnb-rs` (test "bench") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rcnb-rs` (test "ratio") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "96eed9f9abe861ab76dccf758ad8c3c693f4ec8eb2086470883fd5a4a7ec43aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96eed9f9abe861ab76dccf758ad8c3c693f4ec8eb2086470883fd5a4a7ec43aa", kill_on_drop: false }`
[INFO] [stdout] 96eed9f9abe861ab76dccf758ad8c3c693f4ec8eb2086470883fd5a4a7ec43aa
