[INFO] fetching crate request-pretreat 0.1.1...
[INFO] testing request-pretreat-0.1.1 against 1.95.0 for beta-1.96-2
[INFO] extracting crate request-pretreat 0.1.1 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate request-pretreat 0.1.1
[INFO] finished tweaking crates.io crate request-pretreat 0.1.1
[INFO] tweaked toml for crates.io crate request-pretreat 0.1.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate request-pretreat 0.1.1 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 208 packages to latest compatible versions
[INFO] [stderr]       Adding resp-result v0.1.9 (available: v0.6.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 64f4bc5b83578db2cadc7395990deb01e3fa33b5b26ebec65aacd5292af24c98
[INFO] running `Command { std: "docker" "start" "-a" "64f4bc5b83578db2cadc7395990deb01e3fa33b5b26ebec65aacd5292af24c98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64f4bc5b83578db2cadc7395990deb01e3fa33b5b26ebec65aacd5292af24c98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64f4bc5b83578db2cadc7395990deb01e3fa33b5b26ebec65aacd5292af24c98", kill_on_drop: false }`
[INFO] [stdout] 64f4bc5b83578db2cadc7395990deb01e3fa33b5b26ebec65aacd5292af24c98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f3c909ecaceec7e9a676dade13c65d10dad9d22892a067be94b6f16d34d9e9d
[INFO] running `Command { std: "docker" "start" "-a" "0f3c909ecaceec7e9a676dade13c65d10dad9d22892a067be94b6f16d34d9e9d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
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[INFO] [stderr]    Compiling sha1 v0.11.0
[INFO] [stderr]    Compiling local-channel v0.1.5
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling encoding_rs v0.8.35
[INFO] [stderr]    Compiling foldhash v0.1.5
[INFO] [stderr]    Compiling ryu v1.0.23
[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]    Compiling httpdate v1.0.3
[INFO] [stderr]    Compiling language-tags v0.3.2
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling url v2.5.8
[INFO] [stderr]    Compiling actix-server v2.6.0
[INFO] [stderr]    Compiling actix-web-codegen v4.3.0
[INFO] [stderr]    Compiling actix-macros v0.2.4
[INFO] [stderr]    Compiling impl-more v0.1.9
[INFO] [stderr]    Compiling futures-executor v0.3.32
[INFO] [stderr]    Compiling pin-project-internal v1.1.11
[INFO] [stderr]    Compiling state v0.5.3
[INFO] [stderr]    Compiling futures v0.3.32
[INFO] [stderr]    Compiling pin-project v1.1.11
[INFO] [stderr]    Compiling zstd v0.13.3
[INFO] [stderr]    Compiling actix-http v3.12.1
[INFO] [stderr]    Compiling actix-web v4.13.0
[INFO] [stderr]    Compiling resp-result v0.1.9
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/resp-result-0.1.9/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(try_trait_v2)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `resp-result` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0f3c909ecaceec7e9a676dade13c65d10dad9d22892a067be94b6f16d34d9e9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f3c909ecaceec7e9a676dade13c65d10dad9d22892a067be94b6f16d34d9e9d", kill_on_drop: false }`
[INFO] [stdout] 0f3c909ecaceec7e9a676dade13c65d10dad9d22892a067be94b6f16d34d9e9d
