[INFO] fetching crate ctplt 0.0.1...
[INFO] building ctplt-0.0.1 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate ctplt 0.0.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate ctplt 0.0.1
[INFO] finished tweaking crates.io crate ctplt 0.0.1
[INFO] tweaked toml for crates.io crate ctplt 0.0.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ctplt 0.0.1 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ctplt 0.0.1 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "4f6d0657521bbdc857ca75165c08456d0fa8c9cf7288ce597e4f898dad3ce2b0", kill_on_drop: false }`
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[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]    Compiling ctplt v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `LinkTargetPtr` is never constructed
[INFO] [stdout]   --> src/target.rs:37:19
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub(super) struct LinkTargetPtr(pub Arc<dyn LinkTarget>);
[INFO] [stdout]    |                   ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `StaticLinker` is never used
[INFO] [stdout]   --> src/toolchain/compiler.rs:38:11
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub trait StaticLinker {
[INFO] [stdout]    |           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/generator/msvc/index_map.rs:32:21
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub(super) fn iter(&self) -> IndexMapIter {
[INFO] [stdout]    |                        ^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub(super) fn iter(&self) -> IndexMapIter<'_> {
[INFO] [stdout]    |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 39s
[INFO] running `Command { std: "docker" "inspect" "13469502b2d3e7995efc0c64e3a9c5a4465566948d1c74b3699dff2d289e8774", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13469502b2d3e7995efc0c64e3a9c5a4465566948d1c74b3699dff2d289e8774", kill_on_drop: false }`
[INFO] [stdout] 13469502b2d3e7995efc0c64e3a9c5a4465566948d1c74b3699dff2d289e8774
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4fc0ae62b88d1950452296b1bf04670a69c228014684d718137ecccf2770eef
[INFO] running `Command { std: "docker" "start" "-a" "e4fc0ae62b88d1950452296b1bf04670a69c228014684d718137ecccf2770eef", kill_on_drop: false }`
[INFO] [stdout] warning: struct `LinkTargetPtr` is never constructed
[INFO] [stdout]   --> src/target.rs:37:19
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub(super) struct LinkTargetPtr(pub Arc<dyn LinkTarget>);
[INFO] [stdout]    |                   ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ctplt v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `StaticLinker` is never used
[INFO] [stdout]   --> src/toolchain/compiler.rs:38:11
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub trait StaticLinker {
[INFO] [stdout]    |           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/generator/msvc/index_map.rs:32:21
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub(super) fn iter(&self) -> IndexMapIter {
[INFO] [stdout]    |                        ^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub(super) fn iter(&self) -> IndexMapIter<'_> {
[INFO] [stdout]    |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LinkTargetPtr` is never constructed
[INFO] [stdout]   --> src/target.rs:37:19
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub(super) struct LinkTargetPtr(pub Arc<dyn LinkTarget>);
[INFO] [stdout]    |                   ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `StaticLinker` is never used
[INFO] [stdout]   --> src/toolchain/compiler.rs:38:11
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub trait StaticLinker {
[INFO] [stdout]    |           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/generator/msvc/index_map.rs:32:21
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub(super) fn iter(&self) -> IndexMapIter {
[INFO] [stdout]    |                        ^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub(super) fn iter(&self) -> IndexMapIter<'_> {
[INFO] [stdout]    |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 6.83s
[INFO] running `Command { std: "docker" "inspect" "e4fc0ae62b88d1950452296b1bf04670a69c228014684d718137ecccf2770eef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4fc0ae62b88d1950452296b1bf04670a69c228014684d718137ecccf2770eef", kill_on_drop: false }`
[INFO] [stdout] e4fc0ae62b88d1950452296b1bf04670a69c228014684d718137ecccf2770eef