[INFO] cloning repository https://github.com/klvebunc/poptea
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/klvebunc/poptea" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fklvebunc%2Fpoptea", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fklvebunc%2Fpoptea'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 748765a01091bc9d9aca426222e15627a40fe324
[INFO] checking klvebunc/poptea against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fklvebunc%2Fpoptea" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/klvebunc/poptea on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/klvebunc/poptea
[INFO] finished tweaking git repo https://github.com/klvebunc/poptea
[INFO] tweaked toml for git repo https://github.com/klvebunc/poptea written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/klvebunc/poptea 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded oid-registry v0.2.0
[INFO] [stderr]   Downloaded rusticata-macros v4.0.0
[INFO] [stderr]   Downloaded der-oid-macro v0.5.0
[INFO] [stderr]   Downloaded der-parser v6.0.0
[INFO] [stderr]   Downloaded x509-parser v0.12.0
[INFO] [stderr]   Downloaded rustls v0.20.1
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f57bfc028863b15491b8611d428c404e9fb9ff0f1c0fed7c2958d9e6070a3e74
[INFO] running `Command { std: "docker" "start" "-a" "f57bfc028863b15491b8611d428c404e9fb9ff0f1c0fed7c2958d9e6070a3e74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f57bfc028863b15491b8611d428c404e9fb9ff0f1c0fed7c2958d9e6070a3e74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f57bfc028863b15491b8611d428c404e9fb9ff0f1c0fed7c2958d9e6070a3e74", kill_on_drop: false }`
[INFO] [stdout] f57bfc028863b15491b8611d428c404e9fb9ff0f1c0fed7c2958d9e6070a3e74
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6ba68e3509776fdaa7b5cf79dcce5f970d5e059c21fb1df1c1961725e14758b
[INFO] running `Command { std: "docker" "start" "-a" "f6ba68e3509776fdaa7b5cf79dcce5f970d5e059c21fb1df1c1961725e14758b", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling nom v7.1.0
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]    Compiling oid-registry v0.2.0
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking generic-array v0.14.4
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking sha3 v0.9.1
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking rusticata-macros v4.0.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling der-oid-macro v0.5.0
[INFO] [stderr]     Checking der-parser v6.0.0
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking webpki v0.22.0
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]     Checking x509-parser v0.12.0
[INFO] [stderr]     Checking rustls v0.20.1
[INFO] [stderr]     Checking poptea v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `BufRead` is imported redundantly
[INFO] [stdout]  --> src/infra/fs.rs:6:21
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::prelude::*;
[INFO] [stdout]   |     ------------------- the item `BufRead` is already imported here
[INFO] [stdout] 5 | use std::io::LineWriter;
[INFO] [stdout] 6 | use std::io::{self, BufRead};
[INFO] [stdout]   |                     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Into` is imported redundantly
[INFO] [stdout]  --> src/infra/tls.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::{convert::Into, io, io::BufRead};
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Into` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BufRead` is imported redundantly
[INFO] [stdout]  --> src/infra/fs.rs:6:21
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::prelude::*;
[INFO] [stdout]   |     ------------------- the item `BufRead` is already imported here
[INFO] [stdout] 5 | use std::io::LineWriter;
[INFO] [stdout] 6 | use std::io::{self, BufRead};
[INFO] [stdout]   |                     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Into` is imported redundantly
[INFO] [stdout]  --> src/infra/tls.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::{convert::Into, io, io::BufRead};
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Into` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.68s
[INFO] running `Command { std: "docker" "inspect" "f6ba68e3509776fdaa7b5cf79dcce5f970d5e059c21fb1df1c1961725e14758b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6ba68e3509776fdaa7b5cf79dcce5f970d5e059c21fb1df1c1961725e14758b", kill_on_drop: false }`
[INFO] [stdout] f6ba68e3509776fdaa7b5cf79dcce5f970d5e059c21fb1df1c1961725e14758b