[INFO] cloning repository https://github.com/TheRealH0/try [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TheRealH0/try" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheRealH0%2Ftry", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheRealH0%2Ftry'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 15d396e7ac9dee318249c734098ea59597469fab [INFO] checking TheRealH0/try against beta for pr-78714 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheRealH0%2Ftry" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/TheRealH0/try on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/TheRealH0/try [INFO] finished tweaking git repo https://github.com/TheRealH0/try [INFO] tweaked toml for git repo https://github.com/TheRealH0/try written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/TheRealH0/try already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] error: the lock file /workspace/builds/worker-3/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] b47a92a34b7b7800a74684a67dd7af7ad56f1657b20cd8fbe9539b8e8108f21d [INFO] running `Command { std: "docker" "start" "-a" "b47a92a34b7b7800a74684a67dd7af7ad56f1657b20cd8fbe9539b8e8108f21d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b47a92a34b7b7800a74684a67dd7af7ad56f1657b20cd8fbe9539b8e8108f21d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b47a92a34b7b7800a74684a67dd7af7ad56f1657b20cd8fbe9539b8e8108f21d", kill_on_drop: false }` [INFO] [stdout] b47a92a34b7b7800a74684a67dd7af7ad56f1657b20cd8fbe9539b8e8108f21d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 47409b208d1faba08f5ca5d89689b6e6a8ea5df5443006e97feed7fdd8a8ecef [INFO] running `Command { std: "docker" "start" "-a" "47409b208d1faba08f5ca5d89689b6e6a8ea5df5443006e97feed7fdd8a8ecef", kill_on_drop: false }` [INFO] [stderr] Checking podio v0.1.7 [INFO] [stderr] Checking argparse v0.2.2 [INFO] [stderr] Compiling bzip2-sys v0.1.9+1.0.8 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking msdos_time v0.1.6 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Compiling serde_derive v1.0.117 [INFO] [stderr] Compiling html5ever v0.23.0 [INFO] [stderr] Compiling string_cache_codegen v0.4.4 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking h2 v0.1.26 [INFO] [stderr] Compiling string_cache v0.7.5 [INFO] [stderr] Checking bzip2 v0.3.3 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking zip v0.4.2 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking hyper v0.12.35 [INFO] [stderr] Checking hyper-tls v0.3.2 [INFO] [stderr] Checking serde v1.0.117 [INFO] [stderr] Checking serde_json v1.0.59 [INFO] [stderr] Checking serde_urlencoded v0.5.5 [INFO] [stderr] Checking cookie_store v0.7.0 [INFO] [stderr] Checking reqwest v0.9.24 [INFO] [stderr] Compiling markup5ever v0.8.1 [INFO] [stderr] Checking gen-epub-book v2.3.2 [INFO] [stderr] Checking select v0.4.3 [INFO] [stderr] Checking rust-wildbow-scraper v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `StoreTrue` [INFO] [stdout] --> src/main.rs:8:55 [INFO] [stdout] | [INFO] [stdout] 8 | use argparse::{ArgumentParser, PushConst, StoreConst, StoreTrue}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::env` [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use std::env; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `StoreTrue` [INFO] [stdout] --> src/main.rs:8:55 [INFO] [stdout] | [INFO] [stdout] 8 | use argparse::{ArgumentParser, PushConst, StoreConst, StoreTrue}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::env` [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use std::env; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:184:9 [INFO] [stdout] | [INFO] [stdout] 184 | let mut r: Option; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:184:9 [INFO] [stdout] | [INFO] [stdout] 184 | let mut r: Option; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 50.30s [INFO] running `Command { std: "docker" "inspect" "47409b208d1faba08f5ca5d89689b6e6a8ea5df5443006e97feed7fdd8a8ecef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "47409b208d1faba08f5ca5d89689b6e6a8ea5df5443006e97feed7fdd8a8ecef", kill_on_drop: false }` [INFO] [stdout] 47409b208d1faba08f5ca5d89689b6e6a8ea5df5443006e97feed7fdd8a8ecef