[INFO] crate ioc 0.6.2 is already in cache
[INFO] testing ioc-0.6.2 against 1.38.0 for beta-1.39-1
[INFO] extracting crate ioc 0.6.2 into work/builds/worker-2/source
[INFO] validating manifest of crates.io crate ioc 0.6.2 on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate ioc 0.6.2
[INFO] finished tweaking crates.io crate ioc 0.6.2
[INFO] tweaked toml for crates.io crate ioc 0.6.2 written to work/builds/worker-2/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 8c6e2fa3a54fc3009f2afd1e1549afa988300ace501d99b6d7a4159c79737250
[INFO] running `"docker" "start" "-a" "8c6e2fa3a54fc3009f2afd1e1549afa988300ace501d99b6d7a4159c79737250"`
[INFO] [stderr]    Compiling downcast v0.6.0
[INFO] [stderr]    Compiling ioc v0.6.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use] 
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/errors.rs:30:45
[INFO] [stderr]    |
[INFO] [stderr] 30 |     CreationError{ key: &'a Key, error: Box<StdError> }
[INFO] [stderr]    |                                             ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `TryLockError`
[INFO] [stderr]  --> src/container.rs:9:17
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::sync::{TryLockError, Mutex, RwLock, RwLockReadGuard, RwLockWriteGuard};
[INFO] [stderr]   |                 ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/container.rs:18:33
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub type ReadGuard<'a, T, Base: ?Sized> = downcast::Guard<T, RwLockReadGuard<'a, Box<Base>>>;
[INFO] [stderr]    |                                 ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(type_alias_bounds)]` on by default
[INFO] [stderr]    = help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/container.rs:19:34
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub type WriteGuard<'a, T, Base: ?Sized> = downcast::Guard<T, RwLockWriteGuard<'a, Box<Base>>>;
[INFO] [stderr]    |                                  ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.96s
[INFO] running `"docker" "inspect" "8c6e2fa3a54fc3009f2afd1e1549afa988300ace501d99b6d7a4159c79737250"`
[INFO] running `"docker" "rm" "-f" "8c6e2fa3a54fc3009f2afd1e1549afa988300ace501d99b6d7a4159c79737250"`
[INFO] [stdout] 8c6e2fa3a54fc3009f2afd1e1549afa988300ace501d99b6d7a4159c79737250
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] fa0f63c0a769d7873c161ff3488626a44509b6ba34409d0ac81867b8ffd51ec9
[INFO] running `"docker" "start" "-a" "fa0f63c0a769d7873c161ff3488626a44509b6ba34409d0ac81867b8ffd51ec9"`
[INFO] [stderr]    Compiling ioc v0.6.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use] 
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/errors.rs:30:45
[INFO] [stderr]    |
[INFO] [stderr] 30 |     CreationError{ key: &'a Key, error: Box<StdError> }
[INFO] [stderr]    |                                             ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `TryLockError`
[INFO] [stderr]  --> src/container.rs:9:17
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::sync::{TryLockError, Mutex, RwLock, RwLockReadGuard, RwLockWriteGuard};
[INFO] [stderr]   |                 ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/container.rs:18:33
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub type ReadGuard<'a, T, Base: ?Sized> = downcast::Guard<T, RwLockReadGuard<'a, Box<Base>>>;
[INFO] [stderr]    |                                 ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(type_alias_bounds)]` on by default
[INFO] [stderr]    = help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/container.rs:19:34
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub type WriteGuard<'a, T, Base: ?Sized> = downcast::Guard<T, RwLockWriteGuard<'a, Box<Base>>>;
[INFO] [stderr]    |                                  ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.67s
[INFO] running `"docker" "inspect" "fa0f63c0a769d7873c161ff3488626a44509b6ba34409d0ac81867b8ffd51ec9"`
[INFO] running `"docker" "rm" "-f" "fa0f63c0a769d7873c161ff3488626a44509b6ba34409d0ac81867b8ffd51ec9"`
[INFO] [stdout] fa0f63c0a769d7873c161ff3488626a44509b6ba34409d0ac81867b8ffd51ec9
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] 663f44d7d73dd9328dde72b22df27839a4106e2e2813d9e53fd5584ae3304215
[INFO] running `"docker" "start" "-a" "663f44d7d73dd9328dde72b22df27839a4106e2e2813d9e53fd5584ae3304215"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ioc-97fb0332f29c039b
[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 ioc
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/errors.rs - errors::or_err (line 93) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/errors.rs - errors::or_err (line 93) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `Svc`
[INFO] [stdout]  --> src/errors.rs:99:32
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let foo = try!{ioc::or_err(Svc::key(), lock.read())}.do_something();
[INFO] [stdout]   |                                ^^^ use of undeclared type or module `Svc`
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `RwLock` in this scope
[INFO] [stdout]  --> src/errors.rs:94:21
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn foo<'a>(bar: &'a RwLock<Svc>) -> Result<Foo, ioc::Error<'a, Key>> {
[INFO] [stdout]   |                     ^^^^^^ not found in this scope
[INFO] [stdout] help: possible candidate is found in another module, you can import it into scope
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::sync::RwLock;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Svc` in this scope
[INFO] [stdout]  --> src/errors.rs:94:28
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn foo<'a>(bar: &'a RwLock<Svc>) -> Result<Foo, ioc::Error<'a, Key>> {
[INFO] [stdout]   |                            ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Foo` in this scope
[INFO] [stdout]  --> src/errors.rs:94:44
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn foo<'a>(bar: &'a RwLock<Svc>) -> Result<Foo, ioc::Error<'a, Key>> {
[INFO] [stdout]   |                                            ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Key` in this scope
[INFO] [stdout]  --> src/errors.rs:94:64
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn foo<'a>(bar: &'a RwLock<Svc>) -> Result<Foo, ioc::Error<'a, Key>> {
[INFO] [stdout]   |                                                                ^^^ not found in this scope
[INFO] [stdout] help: possible candidate is found in another module, you can import it into scope
[INFO] [stdout]   |
[INFO] [stdout] 3 | use ioc::Key;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `lock` in this scope
[INFO] [stdout]  --> src/errors.rs:96:20
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let foo = try!{lock.read()}.do_something();
[INFO] [stdout]   |                    ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `lock` in this scope
[INFO] [stdout]  --> src/errors.rs:99:44
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let foo = try!{ioc::or_err(Svc::key(), lock.read())}.do_something();
[INFO] [stdout]   |                                            ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/errors.rs - errors::or_err (line 93)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `"docker" "inspect" "663f44d7d73dd9328dde72b22df27839a4106e2e2813d9e53fd5584ae3304215"`
[INFO] running `"docker" "rm" "-f" "663f44d7d73dd9328dde72b22df27839a4106e2e2813d9e53fd5584ae3304215"`
[INFO] [stdout] 663f44d7d73dd9328dde72b22df27839a4106e2e2813d9e53fd5584ae3304215