[INFO] cloning repository https://github.com/podikoglou/dedup
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/podikoglou/dedup" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpodikoglou%2Fdedup", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpodikoglou%2Fdedup'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4e71dff7efdaee458679870aa6f8b22ab5e5304e
[INFO] checking podikoglou/dedup against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpodikoglou%2Fdedup" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/podikoglou/dedup
[INFO] finished tweaking git repo https://github.com/podikoglou/dedup
[INFO] tweaked toml for git repo https://github.com/podikoglou/dedup written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/podikoglou/dedup 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] crate git repo https://github.com/podikoglou/dedup 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded argh_shared v0.1.13
[INFO] [stderr]   Downloaded argh_derive v0.1.13
[INFO] [stderr]   Downloaded anyhow v1.0.99
[INFO] [stderr]   Downloaded argh v0.1.13
[INFO] [stderr]   Downloaded rust-fuzzy-search v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 9f71f223b25bf151480901af3cf27c8734f91f28ae331fed5ec35439954790c1
[INFO] running `Command { std: "docker" "start" "-a" "9f71f223b25bf151480901af3cf27c8734f91f28ae331fed5ec35439954790c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f71f223b25bf151480901af3cf27c8734f91f28ae331fed5ec35439954790c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f71f223b25bf151480901af3cf27c8734f91f28ae331fed5ec35439954790c1", kill_on_drop: false }`
[INFO] [stdout] 9f71f223b25bf151480901af3cf27c8734f91f28ae331fed5ec35439954790c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ac9afa220ac47bbe1ce688a2a779055729f00a6d5df956532091f701dc971ca
[INFO] running `Command { std: "docker" "start" "-a" "3ac9afa220ac47bbe1ce688a2a779055729f00a6d5df956532091f701dc971ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling argh_shared v0.1.13
[INFO] [stderr]    Compiling anyhow v1.0.99
[INFO] [stderr]     Checking rust-fuzzy-search v0.1.1
[INFO] [stderr]     Checking xxhash-rust v0.8.15
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling argh_derive v0.1.13
[INFO] [stderr]     Checking argh v0.1.13
[INFO] [stderr]     Checking dedup v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(map_try_insert)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(map_try_insert)]
[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 `dedup` (bin "dedup" test) 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 E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dedup` (bin "dedup") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "3ac9afa220ac47bbe1ce688a2a779055729f00a6d5df956532091f701dc971ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ac9afa220ac47bbe1ce688a2a779055729f00a6d5df956532091f701dc971ca", kill_on_drop: false }`
[INFO] [stdout] 3ac9afa220ac47bbe1ce688a2a779055729f00a6d5df956532091f701dc971ca
