[INFO] fetching crate caja 0.2.1...
[INFO] testing caja-0.2.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate caja 0.2.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate caja 0.2.1
[INFO] finished tweaking crates.io crate caja 0.2.1
[INFO] tweaked toml for crates.io crate caja 0.2.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate caja 0.2.1 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate caja 0.2.1 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e6fd2fa9ba515a9411613179bdec1898b2ca614247a3fb69829105d2774a6f6b
[INFO] running `Command { std: "docker" "start" "-a" "e6fd2fa9ba515a9411613179bdec1898b2ca614247a3fb69829105d2774a6f6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6fd2fa9ba515a9411613179bdec1898b2ca614247a3fb69829105d2774a6f6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6fd2fa9ba515a9411613179bdec1898b2ca614247a3fb69829105d2774a6f6b", kill_on_drop: false }`
[INFO] [stdout] e6fd2fa9ba515a9411613179bdec1898b2ca614247a3fb69829105d2774a6f6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c209672733298db436323b9bb59c2611f1d866dd8c3cbc126d962f311e64fa25
[INFO] running `Command { std: "docker" "start" "-a" "c209672733298db436323b9bb59c2611f1d866dd8c3cbc126d962f311e64fa25", kill_on_drop: false }`
[INFO] [stderr]    Compiling caja v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "c209672733298db436323b9bb59c2611f1d866dd8c3cbc126d962f311e64fa25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c209672733298db436323b9bb59c2611f1d866dd8c3cbc126d962f311e64fa25", kill_on_drop: false }`
[INFO] [stdout] c209672733298db436323b9bb59c2611f1d866dd8c3cbc126d962f311e64fa25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] adc4d6b9f649ad82b2d7a38777e71ec0d63f821118312117811280120149b82e
[INFO] running `Command { std: "docker" "start" "-a" "adc4d6b9f649ad82b2d7a38777e71ec0d63f821118312117811280120149b82e", kill_on_drop: false }`
[INFO] [stderr]    Compiling caja v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no method named `unwrap` found for struct `Caja<T>` in the current scope
[INFO] [stdout]  --> examples/exam.rs:8:48
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let bool_caja = Caja::<bool>::new(6, true).unwrap();
[INFO] [stdout]   |                                                ^^^^^^ method not found in `Caja<bool>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `unwrap` found for struct `Caja<T>` in the current scope
[INFO] [stdout]   --> examples/exam.rs:13:48
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let int_caja = Caja::<u32>::new_zeroed(47).unwrap();
[INFO] [stdout]    |                                                ^^^^^^ method not found in `Caja<u32>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `unwrap` found for struct `Caja<T>` in the current scope
[INFO] [stdout]   --> examples/exam.rs:24:77
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let caja_value = Caja::<f32>::new_uninitialized(some_size_that_changes).unwrap();
[INFO] [stdout]    |                                                                             ^^^^^^ method not found in `Caja<f32>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `caja` (example "exam") due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0599]: no method named `unwrap` found for struct `Caja<T>` in the current scope
[INFO] [stdout]  --> tests/alloc_tests.rs:9:59
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut c = caja::Caja::<u8>::new_uninitialized(0xFF).unwrap();
[INFO] [stdout]   |                                                           ^^^^^^ method not found in `Caja<u8>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `unwrap` found for struct `Caja<T>` in the current scope
[INFO] [stdout]   --> tests/alloc_tests.rs:15:48
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let d = caja::Caja::<u8>::new_zeroed(0xFF).unwrap();
[INFO] [stdout]    |                                                ^^^^^^ method not found in `Caja<u8>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `unwrap` found for struct `Caja<T>` in the current scope
[INFO] [stdout]   --> tests/alloc_tests.rs:20:47
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let e = caja::Caja::<u8>::new(0xFF, 0xAE).unwrap();
[INFO] [stdout]    |                                               ^^^^^^ method not found in `Caja<u8>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `caja` (test "alloc_tests") due to 4 previous errors
[INFO] [stdout] error[E0599]: no method named `unwrap` found for struct `Caja<T>` in the current scope
[INFO] [stdout]   --> tests/alloc_tests.rs:39:61
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let mut caj = caja::Caja::<u16>::new_uninitialized(564).unwrap();
[INFO] [stdout]    |                                                             ^^^^^^ method not found in `Caja<u16>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "adc4d6b9f649ad82b2d7a38777e71ec0d63f821118312117811280120149b82e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adc4d6b9f649ad82b2d7a38777e71ec0d63f821118312117811280120149b82e", kill_on_drop: false }`
[INFO] [stdout] adc4d6b9f649ad82b2d7a38777e71ec0d63f821118312117811280120149b82e