[INFO] fetching crate strerror 0.6.3...
[INFO] testing strerror-0.6.3 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate strerror 0.6.3 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate strerror 0.6.3
[INFO] finished tweaking crates.io crate strerror 0.6.3
[INFO] tweaked toml for crates.io crate strerror 0.6.3 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate strerror 0.6.3 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 36e201d7882e3de6bdb84f8b0695c9424c459a9e228f38354648757700e5d124
[INFO] running `Command { std: "docker" "start" "-a" "36e201d7882e3de6bdb84f8b0695c9424c459a9e228f38354648757700e5d124", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36e201d7882e3de6bdb84f8b0695c9424c459a9e228f38354648757700e5d124", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36e201d7882e3de6bdb84f8b0695c9424c459a9e228f38354648757700e5d124", kill_on_drop: false }`
[INFO] [stdout] 36e201d7882e3de6bdb84f8b0695c9424c459a9e228f38354648757700e5d124
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] fa2405cc43642a3f169d89a6b52c00c35477d30dab70378b9bed23c742131c1c
[INFO] running `Command { std: "docker" "start" "-a" "fa2405cc43642a3f169d89a6b52c00c35477d30dab70378b9bed23c742131c1c", kill_on_drop: false }`
[INFO] [stderr]    Compiling strerror v0.6.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stdout]    --> src/lib.rs:631:24
[INFO] [stdout]     |
[INFO] [stdout] 631 | impl_from!(std::alloc::LayoutErr);
[INFO] [stdout]     |                        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: lifetime may not live long enough
[INFO] [stdout]    --> src/lib.rs:373:17
[INFO] [stdout]     |
[INFO] [stdout] 365 | impl<'a> Iterator for Iter<'a> {
[INFO] [stdout]     |      -- lifetime `'a` defined here
[INFO] [stdout] ...
[INFO] [stdout] 368 |     fn next(&mut self) -> Option<Self::Item> {
[INFO] [stdout]     |             - let's call the lifetime of this reference `'1`
[INFO] [stdout] ...
[INFO] [stdout] 373 |                 self.next = e.source();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^ assignment requires that `'1` must outlive `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0506]: cannot assign to `self.next` because it is borrowed
[INFO] [stdout]    --> src/lib.rs:373:17
[INFO] [stdout]     |
[INFO] [stdout] 365 | impl<'a> Iterator for Iter<'a> {
[INFO] [stdout]     |      -- lifetime `'a` defined here
[INFO] [stdout] ...
[INFO] [stdout] 369 |         match &self.next {
[INFO] [stdout]     |               ---------- `self.next` is borrowed here
[INFO] [stdout] ...
[INFO] [stdout] 373 |                 self.next = e.source();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 `self.next` is assigned to here but it was already borrowed
[INFO] [stdout]     |                 assignment requires that `self.next` is borrowed for `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0506`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `strerror` (lib) due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "fa2405cc43642a3f169d89a6b52c00c35477d30dab70378b9bed23c742131c1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa2405cc43642a3f169d89a6b52c00c35477d30dab70378b9bed23c742131c1c", kill_on_drop: false }`
[INFO] [stdout] fa2405cc43642a3f169d89a6b52c00c35477d30dab70378b9bed23c742131c1c