[INFO] fetching crate unwrap_return 0.1.2...
[INFO] testing unwrap_return-0.1.2 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate unwrap_return 0.1.2 into /workspace/builds/worker-61/source
[INFO] validating manifest of crates.io crate unwrap_return 0.1.2 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate unwrap_return 0.1.2
[INFO] finished tweaking crates.io crate unwrap_return 0.1.2
[INFO] tweaked toml for crates.io crate unwrap_return 0.1.2 written to /workspace/builds/worker-61/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--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-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 60c2c1ca9402e887c3699e9b7e327da5bbb9be1422f7993c5a1f2a7d602248d8
[INFO] running `Command { std: "docker" "start" "-a" "60c2c1ca9402e887c3699e9b7e327da5bbb9be1422f7993c5a1f2a7d602248d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60c2c1ca9402e887c3699e9b7e327da5bbb9be1422f7993c5a1f2a7d602248d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60c2c1ca9402e887c3699e9b7e327da5bbb9be1422f7993c5a1f2a7d602248d8", kill_on_drop: false }`
[INFO] [stdout] 60c2c1ca9402e887c3699e9b7e327da5bbb9be1422f7993c5a1f2a7d602248d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b0342e4937e6df46f18237728e72ed73b79c1a5ca7bb8f19be696f4c54e4d9a
[INFO] running `Command { std: "docker" "start" "-a" "1b0342e4937e6df46f18237728e72ed73b79c1a5ca7bb8f19be696f4c54e4d9a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling unwrap_return v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "1b0342e4937e6df46f18237728e72ed73b79c1a5ca7bb8f19be696f4c54e4d9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b0342e4937e6df46f18237728e72ed73b79c1a5ca7bb8f19be696f4c54e4d9a", kill_on_drop: false }`
[INFO] [stdout] 1b0342e4937e6df46f18237728e72ed73b79c1a5ca7bb8f19be696f4c54e4d9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b2d3c79a22e448f5edfc9e3eaf9266bdcbcc4f4e5e4206a04b81d01bc7722e1
[INFO] running `Command { std: "docker" "start" "-a" "0b2d3c79a22e448f5edfc9e3eaf9266bdcbcc4f4e5e4206a04b81d01bc7722e1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling unwrap_return v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "0b2d3c79a22e448f5edfc9e3eaf9266bdcbcc4f4e5e4206a04b81d01bc7722e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b2d3c79a22e448f5edfc9e3eaf9266bdcbcc4f4e5e4206a04b81d01bc7722e1", kill_on_drop: false }`
[INFO] [stdout] 0b2d3c79a22e448f5edfc9e3eaf9266bdcbcc4f4e5e4206a04b81d01bc7722e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7b471255ac76bbe9a4f96aa6a9283a8b84f5e616044b1963cccd33e9f6a9f881
[INFO] running `Command { std: "docker" "start" "-a" "7b471255ac76bbe9a4f96aa6a9283a8b84f5e616044b1963cccd33e9f6a9f881", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/unwrap_return-445a601b21649bb9)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests unwrap_return
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/lib.rs - ok_unwrap_return (line 78) ... FAILED
[INFO] [stdout] test src/lib.rs - ok_unwrap_return (line 74) ... FAILED
[INFO] [stdout] test src/lib.rs - unwrap_return (line 2) ... FAILED
[INFO] [stdout] test src/lib.rs - ok_unwrap_break (line 102) ... FAILED
[INFO] [stdout] test src/lib.rs - ok_unwrap_do (line 125) ... FAILED
[INFO] [stdout] test src/lib.rs - unwrap_break (line 23) ... FAILED
[INFO] [stdout] test src/lib.rs - ok_unwrap_break (line 98) ... FAILED
[INFO] [stdout] test src/lib.rs - unwrap_do (line 48) ... FAILED
[INFO] [stdout] test src/lib.rs - unwrap_break (line 27) ... FAILED
[INFO] [stdout] test src/lib.rs - ok_unwrap_do (line 129) ... FAILED
[INFO] [stdout] test src/lib.rs - unwrap_return (line 6) ... FAILED
[INFO] [stdout] test src/lib.rs - unwrap_do (line 52) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - ok_unwrap_return (line 78) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `expression` in this scope
[INFO] [stdout]  --> src/lib.rs:79:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | match expression {
[INFO] [stdout]   |       ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - ok_unwrap_return (line 74) stdout ----
[INFO] [stdout] error: cannot find macro `ok_unwrap_return` in this scope
[INFO] [stdout]  --> src/lib.rs:75:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | ok_unwrap_return!(expression)
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing this macro:
[INFO] [stdout]           unwrap_return::ok_unwrap_return
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - unwrap_return (line 2) stdout ----
[INFO] [stdout] error: cannot find macro `unwrap_return` in this scope
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | unwrap_return!(expression)
[INFO] [stdout]   | ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing this macro:
[INFO] [stdout]           unwrap_return::unwrap_return
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - ok_unwrap_break (line 102) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `expression` in this scope
[INFO] [stdout]  --> src/lib.rs:103:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | match expression {
[INFO] [stdout]   |       ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0268]: `break` outside of a loop
[INFO] [stdout]  --> src/lib.rs:105:16
[INFO] [stdout]   |
[INFO] [stdout] 5 |      Err(_) => break
[INFO] [stdout]   |                ^^^^^ cannot `break` outside of a loop
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0268, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0268`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - ok_unwrap_do (line 125) stdout ----
[INFO] [stdout] error: cannot find macro `ok_unwrap_do` in this scope
[INFO] [stdout]  --> src/lib.rs:126:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | ok_unwrap_do!(expression, do)
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing this macro:
[INFO] [stdout]           unwrap_return::ok_unwrap_do
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - unwrap_break (line 23) stdout ----
[INFO] [stdout] error: cannot find macro `unwrap_break` in this scope
[INFO] [stdout]  --> src/lib.rs:24:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | unwrap_break!(expression)
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing this macro:
[INFO] [stdout]           unwrap_return::unwrap_break
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - ok_unwrap_break (line 98) stdout ----
[INFO] [stdout] error: cannot find macro `ok_unwrap_break` in this scope
[INFO] [stdout]  --> src/lib.rs:99:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | ok_unwrap_break!(expression)
[INFO] [stdout]   | ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing this macro:
[INFO] [stdout]           unwrap_return::ok_unwrap_break
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - unwrap_do (line 48) stdout ----
[INFO] [stdout] error: cannot find macro `unwrap_do` in this scope
[INFO] [stdout]  --> src/lib.rs:49:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | unwrap_do!(expression, do)
[INFO] [stdout]   | ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing this macro:
[INFO] [stdout]           unwrap_return::unwrap_do
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - unwrap_break (line 27) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `expression` in this scope
[INFO] [stdout]  --> src/lib.rs:28:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | match expression {
[INFO] [stdout]   |       ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0268]: `break` outside of a loop
[INFO] [stdout]  --> src/lib.rs:30:14
[INFO] [stdout]   |
[INFO] [stdout] 5 |      None => break
[INFO] [stdout]   |              ^^^^^ cannot `break` outside of a loop
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0268, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0268`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - ok_unwrap_do (line 129) stdout ----
[INFO] [stdout] error: expected expression, found reserved keyword `do`
[INFO] [stdout]  --> src/lib.rs:133:10
[INFO] [stdout]   |
[INFO] [stdout] 6 |          do
[INFO] [stdout]   |          ^^ expected expression
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `expression` in this scope
[INFO] [stdout]  --> src/lib.rs:130:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | match expression {
[INFO] [stdout]   |       ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - unwrap_return (line 6) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `expression` in this scope
[INFO] [stdout]  --> src/lib.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | match expression {
[INFO] [stdout]   |       ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - unwrap_do (line 52) stdout ----
[INFO] [stdout] error: expected expression, found reserved keyword `do`
[INFO] [stdout]  --> src/lib.rs:56:10
[INFO] [stdout]   |
[INFO] [stdout] 6 |          do
[INFO] [stdout]   |          ^^ expected expression
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `expression` in this scope
[INFO] [stdout]  --> src/lib.rs:53:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | match expression {
[INFO] [stdout]   |       ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - ok_unwrap_break (line 102)
[INFO] [stdout]     src/lib.rs - ok_unwrap_break (line 98)
[INFO] [stdout]     src/lib.rs - ok_unwrap_do (line 125)
[INFO] [stdout]     src/lib.rs - ok_unwrap_do (line 129)
[INFO] [stdout]     src/lib.rs - ok_unwrap_return (line 74)
[INFO] [stdout]     src/lib.rs - ok_unwrap_return (line 78)
[INFO] [stdout]     src/lib.rs - unwrap_break (line 23)
[INFO] [stdout]     src/lib.rs - unwrap_break (line 27)
[INFO] [stdout]     src/lib.rs - unwrap_do (line 48)
[INFO] [stdout]     src/lib.rs - unwrap_do (line 52)
[INFO] [stdout]     src/lib.rs - unwrap_return (line 2)
[INFO] [stdout]     src/lib.rs - unwrap_return (line 6)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 12 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "7b471255ac76bbe9a4f96aa6a9283a8b84f5e616044b1963cccd33e9f6a9f881", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b471255ac76bbe9a4f96aa6a9283a8b84f5e616044b1963cccd33e9f6a9f881", kill_on_drop: false }`
[INFO] [stdout] 7b471255ac76bbe9a4f96aa6a9283a8b84f5e616044b1963cccd33e9f6a9f881
