[INFO] fetching crate rerast_macros 0.1.12...
[INFO] testing rerast_macros-0.1.12 against 1.49.0 for beta-1.50-1
[INFO] extracting crate rerast_macros 0.1.12 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate rerast_macros 0.1.12 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rerast_macros 0.1.12
[INFO] finished tweaking crates.io crate rerast_macros 0.1.12
[INFO] tweaked toml for crates.io crate rerast_macros 0.1.12 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 10c9ea1bbe5de31d7b635c9a2b1a50268d98ed7770e7841494dc1e4e50ece8c7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "10c9ea1bbe5de31d7b635c9a2b1a50268d98ed7770e7841494dc1e4e50ece8c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10c9ea1bbe5de31d7b635c9a2b1a50268d98ed7770e7841494dc1e4e50ece8c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10c9ea1bbe5de31d7b635c9a2b1a50268d98ed7770e7841494dc1e4e50ece8c7", kill_on_drop: false }`
[INFO] [stdout] 10c9ea1bbe5de31d7b635c9a2b1a50268d98ed7770e7841494dc1e4e50ece8c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a80ac1a9fa282e755507ac3660e840215786db7c139bdb4a7932c412cc8f93fb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a80ac1a9fa282e755507ac3660e840215786db7c139bdb4a7932c412cc8f93fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling rerast_macros v0.1.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "a80ac1a9fa282e755507ac3660e840215786db7c139bdb4a7932c412cc8f93fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a80ac1a9fa282e755507ac3660e840215786db7c139bdb4a7932c412cc8f93fb", kill_on_drop: false }`
[INFO] [stdout] a80ac1a9fa282e755507ac3660e840215786db7c139bdb4a7932c412cc8f93fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44bdb5212b49f917f74eb3f624ec84fb5121e43c0f3fbbb4dd5d93ef6b246ae7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "44bdb5212b49f917f74eb3f624ec84fb5121e43c0f3fbbb4dd5d93ef6b246ae7", kill_on_drop: false }`
[INFO] [stderr]    Compiling rerast_macros v0.1.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "44bdb5212b49f917f74eb3f624ec84fb5121e43c0f3fbbb4dd5d93ef6b246ae7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44bdb5212b49f917f74eb3f624ec84fb5121e43c0f3fbbb4dd5d93ef6b246ae7", kill_on_drop: false }`
[INFO] [stdout] 44bdb5212b49f917f74eb3f624ec84fb5121e43c0f3fbbb4dd5d93ef6b246ae7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9d00e9aa081dd4d9abc1dd648d3a5c8724bd494922bd0bcb4e4b5fbd029c9d30
[INFO] running `Command { std: "docker" "start" "-a" "9d00e9aa081dd4d9abc1dd648d3a5c8724bd494922bd0bcb4e4b5fbd029c9d30", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rerast_macros-0294d50a49a2c68f
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rerast_macros
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - replace_pattern (line 94) ... FAILED
[INFO] [stdout] test src/lib.rs - replace_pattern (line 117) ... FAILED
[INFO] [stdout] test src/lib.rs - replace_pattern (line 106) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - replace_pattern (line 94) stdout ----
[INFO] [stdout] error[E0463]: can't find crate for `rerast`
[INFO] [stdout]  --> src/lib.rs:95:14
[INFO] [stdout]   |
[INFO] [stdout] 2 | #[macro_use] extern crate rerast;
[INFO] [stdout]   |              ^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - replace_pattern (line 117) stdout ----
[INFO] [stdout] error[E0412]: cannot find type `Foo` in this scope
[INFO] [stdout]  --> src/lib.rs:118:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn f() -> Foo {Foo(42)}
[INFO] [stdout]   |           ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function, tuple struct or tuple variant `Foo` in this scope
[INFO] [stdout]  --> src/lib.rs:118:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn f() -> Foo {Foo(42)}
[INFO] [stdout]   |                ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0531]: cannot find tuple struct or tuple variant `Foo` in this scope
[INFO] [stdout]  --> src/lib.rs:120:16
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Result::Ok(Foo(x)) => x,
[INFO] [stdout]   |                ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0425, E0531.
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - replace_pattern (line 106) stdout ----
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]  --> src/lib.rs:109:1
[INFO] [stdout]   |
[INFO] [stdout] 2 |   fn main() {
[INFO] [stdout]   |             - expected `()` because of default return type
[INFO] [stdout] ...
[INFO] [stdout] 5 | / match f() {
[INFO] [stdout] 6 | |     Some(Foo(x)) => x,
[INFO] [stdout] 7 | |     None => 0,
[INFO] [stdout] 8 | | }
[INFO] [stdout]   | | ^- help: try adding a semicolon: `;`
[INFO] [stdout]   | |_|
[INFO] [stdout]   |   expected `()`, found `i32`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - replace_pattern (line 106)
[INFO] [stdout]     src/lib.rs - replace_pattern (line 117)
[INFO] [stdout]     src/lib.rs - replace_pattern (line 94)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "9d00e9aa081dd4d9abc1dd648d3a5c8724bd494922bd0bcb4e4b5fbd029c9d30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d00e9aa081dd4d9abc1dd648d3a5c8724bd494922bd0bcb4e4b5fbd029c9d30", kill_on_drop: false }`
[INFO] [stdout] 9d00e9aa081dd4d9abc1dd648d3a5c8724bd494922bd0bcb4e4b5fbd029c9d30