[INFO] fetching crate jyafn-qbe 2.1.1...
[INFO] testing jyafn-qbe-2.1.1 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate jyafn-qbe 2.1.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate jyafn-qbe 2.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate jyafn-qbe 2.1.1
[INFO] tweaked toml for crates.io crate jyafn-qbe 2.1.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate jyafn-qbe 2.1.1 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate jyafn-qbe 2.1.1 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 19f14dd0b5ce41e7654a13ac872a083c8e4dc6a2f5d2b3672ac0cf3c361a00b1
[INFO] running `Command { std: "docker" "start" "-a" "19f14dd0b5ce41e7654a13ac872a083c8e4dc6a2f5d2b3672ac0cf3c361a00b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19f14dd0b5ce41e7654a13ac872a083c8e4dc6a2f5d2b3672ac0cf3c361a00b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19f14dd0b5ce41e7654a13ac872a083c8e4dc6a2f5d2b3672ac0cf3c361a00b1", kill_on_drop: false }`
[INFO] [stdout] 19f14dd0b5ce41e7654a13ac872a083c8e4dc6a2f5d2b3672ac0cf3c361a00b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4637a01f3fbe401c1f0298d08fadc0a1f3eea367ddc5c1754205ef6786ac6d91
[INFO] running `Command { std: "docker" "start" "-a" "4637a01f3fbe401c1f0298d08fadc0a1f3eea367ddc5c1754205ef6786ac6d91", kill_on_drop: false }`
[INFO] [stderr]    Compiling jyafn-qbe v2.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:494:23
[INFO] [stdout]     |
[INFO] [stdout] 494 |     pub fn last_block(&mut self) -> &Block {
[INFO] [stdout]     |                       ^^^^^^^^^     ^^^^^^
[INFO] [stdout]     |                       |             ||
[INFO] [stdout]     |                       |             |the same lifetime is hidden here
[INFO] [stdout]     |                       |             the same lifetime is elided here
[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] 494 |     pub fn last_block(&mut self) -> &Block<'_> {
[INFO] [stdout]     |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "4637a01f3fbe401c1f0298d08fadc0a1f3eea367ddc5c1754205ef6786ac6d91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4637a01f3fbe401c1f0298d08fadc0a1f3eea367ddc5c1754205ef6786ac6d91", kill_on_drop: false }`
[INFO] [stdout] 4637a01f3fbe401c1f0298d08fadc0a1f3eea367ddc5c1754205ef6786ac6d91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f0770e2a1210e638a924388e37095f804ed620d20335c7fa8040edd938ad741
[INFO] running `Command { std: "docker" "start" "-a" "3f0770e2a1210e638a924388e37095f804ed620d20335c7fa8040edd938ad741", kill_on_drop: false }`
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:494:23
[INFO] [stdout]     |
[INFO] [stdout] 494 |     pub fn last_block(&mut self) -> &Block {
[INFO] [stdout]     |                       ^^^^^^^^^     ^^^^^^
[INFO] [stdout]     |                       |             ||
[INFO] [stdout]     |                       |             |the same lifetime is hidden here
[INFO] [stdout]     |                       |             the same lifetime is elided here
[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] 494 |     pub fn last_block(&mut self) -> &Block<'_> {
[INFO] [stdout]     |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling jyafn-qbe v2.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `qbe`
[INFO] [stdout]  --> examples/hello_world.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use qbe::*;
[INFO] [stdout]   |     ^^^ use of unresolved module or unlinked crate `qbe`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `qbe`, use `cargo add qbe` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `jyafn-qbe` (example "hello_world") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:494:23
[INFO] [stdout]     |
[INFO] [stdout] 494 |     pub fn last_block(&mut self) -> &Block {
[INFO] [stdout]     |                       ^^^^^^^^^     ^^^^^^
[INFO] [stdout]     |                       |             ||
[INFO] [stdout]     |                       |             |the same lifetime is hidden here
[INFO] [stdout]     |                       |             the same lifetime is elided here
[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] 494 |     pub fn last_block(&mut self) -> &Block<'_> {
[INFO] [stdout]     |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3f0770e2a1210e638a924388e37095f804ed620d20335c7fa8040edd938ad741", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f0770e2a1210e638a924388e37095f804ed620d20335c7fa8040edd938ad741", kill_on_drop: false }`
[INFO] [stdout] 3f0770e2a1210e638a924388e37095f804ed620d20335c7fa8040edd938ad741