[INFO] cloning repository https://github.com/gifnksm/man-sysnopsis-tools
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gifnksm/man-sysnopsis-tools" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgifnksm%2Fman-sysnopsis-tools", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgifnksm%2Fman-sysnopsis-tools'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9c7227b7b6f20785eef1c0bb97a8c224fb0e1cee
[INFO] checking gifnksm/man-sysnopsis-tools against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgifnksm%2Fman-sysnopsis-tools" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gifnksm/man-sysnopsis-tools on toolchain 506512391b1a75ae450d36c9420978402a91abcc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gifnksm/man-sysnopsis-tools
[INFO] finished tweaking git repo https://github.com/gifnksm/man-sysnopsis-tools
[INFO] tweaked toml for git repo https://github.com/gifnksm/man-sysnopsis-tools written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/gifnksm/man-sysnopsis-tools 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" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8157e838e83fad14edb0c2cc4672cf72e1242e3b4873ff072f118cd7d11eff2f
[INFO] running `Command { std: "docker" "start" "-a" "8157e838e83fad14edb0c2cc4672cf72e1242e3b4873ff072f118cd7d11eff2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8157e838e83fad14edb0c2cc4672cf72e1242e3b4873ff072f118cd7d11eff2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8157e838e83fad14edb0c2cc4672cf72e1242e3b4873ff072f118cd7d11eff2f", kill_on_drop: false }`
[INFO] [stdout] 8157e838e83fad14edb0c2cc4672cf72e1242e3b4873ff072f118cd7d11eff2f
[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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a537783721df17812a1c47c96301f7c3cf94b263d1ffcc1b8c2908cd16b559de
[INFO] running `Command { std: "docker" "start" "-a" "a537783721df17812a1c47c96301f7c3cf94b263d1ffcc1b8c2908cd16b559de", kill_on_drop: false }`
[INFO] [stderr]     Checking cmdutil v0.0.1 (/opt/rustwide/workdir/deps/cmdutil)
[INFO] [stderr]     Checking synop v0.0.1 (/opt/rustwide/workdir/deps/synop)
[INFO] [stdout] error[E0635]: unknown feature `io`
[INFO] [stdout]  --> deps/synop/src/lib.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(io)]
[INFO] [stdout]   |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `chars` found for struct `BufReader` in the current scope
[INFO] [stdout]  --> deps/synop/src/util.rs:9:37
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let cs = BufReader::new(reader).chars().map(|c| c.unwrap());
[INFO] [stdout]   |                                     ^^^^^ method not found in `BufReader<R>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `synop` (lib) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "a537783721df17812a1c47c96301f7c3cf94b263d1ffcc1b8c2908cd16b559de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a537783721df17812a1c47c96301f7c3cf94b263d1ffcc1b8c2908cd16b559de", kill_on_drop: false }`
[INFO] [stdout] a537783721df17812a1c47c96301f7c3cf94b263d1ffcc1b8c2908cd16b559de
[INFO] checking gifnksm/man-sysnopsis-tools against try#dae34b759e282c069aa28752564694effd121a63 for pr-125384
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgifnksm%2Fman-sysnopsis-tools" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gifnksm/man-sysnopsis-tools on toolchain dae34b759e282c069aa28752564694effd121a63
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gifnksm/man-sysnopsis-tools
[INFO] finished tweaking git repo https://github.com/gifnksm/man-sysnopsis-tools
[INFO] tweaked toml for git repo https://github.com/gifnksm/man-sysnopsis-tools written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/gifnksm/man-sysnopsis-tools 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" "+dae34b759e282c069aa28752564694effd121a63" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e5d78637901f5df5ad0ba8784cf4b592280e622cdf4f701c1f22f9361c6af3af
[INFO] running `Command { std: "docker" "start" "-a" "e5d78637901f5df5ad0ba8784cf4b592280e622cdf4f701c1f22f9361c6af3af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5d78637901f5df5ad0ba8784cf4b592280e622cdf4f701c1f22f9361c6af3af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5d78637901f5df5ad0ba8784cf4b592280e622cdf4f701c1f22f9361c6af3af", kill_on_drop: false }`
[INFO] [stdout] e5d78637901f5df5ad0ba8784cf4b592280e622cdf4f701c1f22f9361c6af3af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95140bd70a0a91311b0d16fea2fe8de2073c6c3f5a8371ebd104824da1f2847a
[INFO] running `Command { std: "docker" "start" "-a" "95140bd70a0a91311b0d16fea2fe8de2073c6c3f5a8371ebd104824da1f2847a", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] no edition found in manifest, probably 2015, skipping
[INFO] running `Command { std: "docker" "inspect" "95140bd70a0a91311b0d16fea2fe8de2073c6c3f5a8371ebd104824da1f2847a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95140bd70a0a91311b0d16fea2fe8de2073c6c3f5a8371ebd104824da1f2847a", kill_on_drop: false }`
[INFO] [stdout] 95140bd70a0a91311b0d16fea2fe8de2073c6c3f5a8371ebd104824da1f2847a