[INFO] cloning repository https://github.com/0x766C70/botbot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/0x766C70/botbot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0x766C70%2Fbotbot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0x766C70%2Fbotbot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e2efd10986072014333f122afcef7c3461e62ee9
[INFO] checking 0x766C70/botbot against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0x766C70%2Fbotbot" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/0x766C70/botbot on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/0x766C70/botbot
[INFO] finished tweaking git repo https://github.com/0x766C70/botbot
[INFO] tweaked toml for git repo https://github.com/0x766C70/botbot written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/0x766C70/botbot 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded flate2 v1.0.19
[INFO] [stderr]   Downloaded atom_syndication v0.9.1
[INFO] [stderr]   Downloaded diligent-date-parser v0.1.2
[INFO] [stderr]   Downloaded thread_local v1.1.0
[INFO] [stderr]   Downloaded cron v0.7.0
[INFO] [stderr]   Downloaded rss v1.10.0
[INFO] [stderr]   Downloaded openssl-sys v0.9.67
[INFO] [stderr]   Downloaded curl v0.4.39
[INFO] [stderr]   Downloaded procfs v0.9.1
[INFO] [stderr]   Downloaded unidecode v0.3.0
[INFO] [stderr]   Downloaded encoding_rs v0.8.26
[INFO] [stderr]   Downloaded curl-sys v0.4.49+curl-7.79.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 46076663652e29ff1cf414587f78f839db4efa280d8f56d0894601cdedcf4921
[INFO] running `Command { std: "docker" "start" "-a" "46076663652e29ff1cf414587f78f839db4efa280d8f56d0894601cdedcf4921", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46076663652e29ff1cf414587f78f839db4efa280d8f56d0894601cdedcf4921", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46076663652e29ff1cf414587f78f839db4efa280d8f56d0894601cdedcf4921", kill_on_drop: false }`
[INFO] [stdout] 46076663652e29ff1cf414587f78f839db4efa280d8f56d0894601cdedcf4921
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a68f791574cdf1421f036252d0c599043894866899e05d8a689ade8b3e6dd2da
[INFO] running `Command { std: "docker" "start" "-a" "a68f791574cdf1421f036252d0c599043894866899e05d8a689ade8b3e6dd2da", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]    Compiling encoding_rs v0.8.26
[INFO] [stderr]    Compiling derive_builder v0.9.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking object v0.23.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling curl v0.4.39
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]     Checking thread_local v1.1.0
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking openssl-probe v0.1.4
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking nom v4.1.1
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking unidecode v0.3.0
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling openssl-sys v0.9.67
[INFO] [stderr]    Compiling curl-sys v0.4.49+curl-7.79.1
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking socket2 v0.4.2
[INFO] [stderr]     Checking rand_core v0.6.0
[INFO] [stderr]     Checking flate2 v1.0.19
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.0
[INFO] [stderr]     Checking quick-xml v0.20.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking addr2line v0.14.1
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking backtrace v0.3.56
[INFO] [stderr]     Checking diligent-date-parser v0.1.2
[INFO] [stderr]     Checking procfs v0.9.1
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]     Checking cron v0.7.0
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling derive_builder_core v0.9.0
[INFO] [stderr]     Checking atom_syndication v0.9.1
[INFO] [stderr]     Checking rss v1.10.0
[INFO] [stderr]     Checking botbot v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `BufReader`
[INFO] [stdout]  --> src/matrix/mod.rs:2:22
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{Error, BufReader};
[INFO] [stdout]   |                      ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `matrix_launch`
[INFO] [stdout]  --> src/main.rs:7:21
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::matrix::{matrix_launch, matrix_commander_daemon_launch};
[INFO] [stdout]   |                     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufReader`
[INFO] [stdout]  --> src/matrix/mod.rs:2:22
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{Error, BufReader};
[INFO] [stdout]   |                      ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `matrix_launch`
[INFO] [stdout]  --> src/main.rs:7:21
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::matrix::{matrix_launch, matrix_commander_daemon_launch};
[INFO] [stdout]   |                     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Collector` is never constructed
[INFO] [stdout]   --> src/message/mod.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | struct Collector(Vec<u8>);
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `matrix_launch` is never used
[INFO] [stdout]  --> src/matrix/mod.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn matrix_launch() -> i32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Collector` is never constructed
[INFO] [stdout]   --> src/message/mod.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | struct Collector(Vec<u8>);
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `matrix_launch` is never used
[INFO] [stdout]  --> src/matrix/mod.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn matrix_launch() -> i32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.50s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.1.1, quick-xml v0.20.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "a68f791574cdf1421f036252d0c599043894866899e05d8a689ade8b3e6dd2da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a68f791574cdf1421f036252d0c599043894866899e05d8a689ade8b3e6dd2da", kill_on_drop: false }`
[INFO] [stdout] a68f791574cdf1421f036252d0c599043894866899e05d8a689ade8b3e6dd2da