[INFO] cloning repository https://github.com/Holllo/opml
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Holllo/opml" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHolllo%2Fopml", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHolllo%2Fopml'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 75eb03b23fa12cd241883d9ee86f16e93d274ff0
[INFO] checking Holllo/opml against master#7702ae16a23407cdd909ff9174294563ae1f4ba3 for pr-97183
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHolllo%2Fopml" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Holllo/opml on toolchain 7702ae16a23407cdd909ff9174294563ae1f4ba3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7702ae16a23407cdd909ff9174294563ae1f4ba3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Holllo/opml
[INFO] finished tweaking git repo https://github.com/Holllo/opml
[INFO] tweaked toml for git repo https://github.com/Holllo/opml written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Holllo/opml already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7702ae16a23407cdd909ff9174294563ae1f4ba3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded strong-xml-derive v0.6.3
[INFO] [stderr]   Downloaded xmlparser v0.13.2
[INFO] [stderr]   Downloaded assert_cmd v2.0.1
[INFO] [stderr]   Downloaded strong-xml v0.6.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+7702ae16a23407cdd909ff9174294563ae1f4ba3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2aa8bcba8590f3617db0a9e0fe9ead6665c22846b435c32742655d70da32fc0
[INFO] running `Command { std: "docker" "start" "-a" "e2aa8bcba8590f3617db0a9e0fe9ead6665c22846b435c32742655d70da32fc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2aa8bcba8590f3617db0a9e0fe9ead6665c22846b435c32742655d70da32fc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2aa8bcba8590f3617db0a9e0fe9ead6665c22846b435c32742655d70da32fc0", kill_on_drop: false }`
[INFO] [stdout] e2aa8bcba8590f3617db0a9e0fe9ead6665c22846b435c32742655d70da32fc0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+7702ae16a23407cdd909ff9174294563ae1f4ba3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43274af28fb637eb5b50168f9c84492b0a60395227105392ad1be8a558719867
[INFO] running `Command { std: "docker" "start" "-a" "43274af28fb637eb5b50168f9c84492b0a60395227105392ad1be8a558719867", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling jetscii v0.5.1
[INFO] [stderr]     Checking xmlparser v0.13.2
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking predicates-core v1.0.0
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling serde_json v1.0.68
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking treeline v0.1.0
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking predicates-tree v1.0.0
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking predicates v2.0.2
[INFO] [stderr]     Checking assert_cmd v2.0.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]    Compiling strong-xml-derive v0.6.3
[INFO] [stderr]     Checking strong-xml v0.6.3
[INFO] [stderr]     Checking thiserror v1.0.29
[INFO] [stderr]     Checking opml v1.1.3 (/opt/rustwide/workdir/opml_api)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> opml_api/source/lib.rs:60:3
[INFO] [stdout]    |
[INFO] [stdout] 60 |   XmlWrite, XmlRead, PartialEq, Debug, Clone, Serialize, Deserialize,
[INFO] [stdout]    |   ^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `XmlWrite` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> opml_api/source/lib.rs:60:3
[INFO] [stdout]    |
[INFO] [stdout] 60 |   XmlWrite, XmlRead, PartialEq, Debug, Clone, Serialize, Deserialize,
[INFO] [stdout]    |   ^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `XmlWrite` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking opml_cli v1.1.3 (/opt/rustwide/workdir/opml_cli)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.56s
[INFO] running `Command { std: "docker" "inspect" "43274af28fb637eb5b50168f9c84492b0a60395227105392ad1be8a558719867", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43274af28fb637eb5b50168f9c84492b0a60395227105392ad1be8a558719867", kill_on_drop: false }`
[INFO] [stdout] 43274af28fb637eb5b50168f9c84492b0a60395227105392ad1be8a558719867