[INFO] fetching crate tokio-file-futures 0.1.0...
[INFO] testing tokio-file-futures-0.1.0 against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739-1
[INFO] extracting crate tokio-file-futures 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate tokio-file-futures 0.1.0
[INFO] finished tweaking crates.io crate tokio-file-futures 0.1.0
[INFO] tweaked toml for crates.io crate tokio-file-futures 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tokio-file-futures 0.1.0 on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 56 packages to latest compatible versions
[INFO] [stderr]       Adding futures v0.1.31 (available: v0.3.32)
[INFO] [stderr]       Adding tokio v0.1.22 (available: v1.52.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ade645bef96aa109f7382baf2cc076b1a77ed4ec048a0a4670521f6d41c26735
[INFO] running `Command { std: "docker" "start" "-a" "ade645bef96aa109f7382baf2cc076b1a77ed4ec048a0a4670521f6d41c26735", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ade645bef96aa109f7382baf2cc076b1a77ed4ec048a0a4670521f6d41c26735", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ade645bef96aa109f7382baf2cc076b1a77ed4ec048a0a4670521f6d41c26735", kill_on_drop: false }`
[INFO] [stdout] ade645bef96aa109f7382baf2cc076b1a77ed4ec048a0a4670521f6d41c26735
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f366c682bca4c2e974c32d0710d5fadd818c102ebb9cfb7190f4fcc7af2e6bb8
[INFO] running `Command { std: "docker" "start" "-a" "f366c682bca4c2e974c32d0710d5fadd818c102ebb9cfb7190f4fcc7af2e6bb8", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling crossbeam-deque v0.7.4
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling tokio-fs v0.1.7
[INFO] [stderr]    Compiling tokio-file-futures v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.01s
[INFO] running `Command { std: "docker" "inspect" "f366c682bca4c2e974c32d0710d5fadd818c102ebb9cfb7190f4fcc7af2e6bb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f366c682bca4c2e974c32d0710d5fadd818c102ebb9cfb7190f4fcc7af2e6bb8", kill_on_drop: false }`
[INFO] [stdout] f366c682bca4c2e974c32d0710d5fadd818c102ebb9cfb7190f4fcc7af2e6bb8
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ccd0c290293f8a30db2599c228d7f8e87723b06198410ee066d2b6d6cb663fa2
[INFO] running `Command { std: "docker" "start" "-a" "ccd0c290293f8a30db2599c228d7f8e87723b06198410ee066d2b6d6cb663fa2", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling net2 v0.2.39
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling tokio-sync v0.1.8
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling tokio-codec v0.1.2
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling tokio-udp v0.1.6
[INFO] [stderr]    Compiling tokio-uds v0.2.7
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling tokio-file-futures v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0271]: type mismatch resolving `<AndThen<..., ..., ...> as IntoFuture>::Error == (..., ...)`
[INFO] [stdout]    --> examples/example.rs:31:46
[INFO] [stdout]     |
[INFO] [stdout]  31 | ...                   file.try_clone().and_then(|(file, _file2)| {
[INFO] [stdout]     |                                        ^^^^^^^^ expected `(File, Error)`, found `Error`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected tuple `(tokio_fs::File, std::io::Error)`
[INFO] [stdout]               found struct `std::io::Error`
[INFO] [stdout] note: required by a bound in `futures::Future::and_then`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-0.1.31/src/future/mod.rs:528:29
[INFO] [stdout]     |
[INFO] [stdout] 526 |     fn and_then<F, B>(self, f: F) -> AndThen<Self, B, F>
[INFO] [stdout]     |        -------- required by a bound in this associated function
[INFO] [stdout] 527 |         where F: FnOnce(Self::Item) -> B,
[INFO] [stdout] 528 |               B: IntoFuture<Error = Self::Error>,
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^ required by this bound in `Future::and_then`
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/examples/example-c344b855e5c8ec3d.long-type-115680857074933657.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<AndThen<..., ..., ...> as IntoFuture>::Error == (..., ...)`
[INFO] [stdout]    --> examples/example.rs:30:42
[INFO] [stdout]     |
[INFO] [stdout]  30 |                         file.sync_data().and_then(|file| {
[INFO] [stdout]     |                                          ^^^^^^^^ expected `(File, Error)`, found `Error`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected tuple `(tokio_fs::File, std::io::Error)`
[INFO] [stdout]               found struct `std::io::Error`
[INFO] [stdout]     = note: required for `AndThen<CloneFuture, AndThen<MetadataFuture, ..., ...>, ...>` to implement `futures::Future`
[INFO] [stdout] note: required by a bound in `futures::Future::and_then`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-0.1.31/src/future/mod.rs:528:29
[INFO] [stdout]     |
[INFO] [stdout] 526 |     fn and_then<F, B>(self, f: F) -> AndThen<Self, B, F>
[INFO] [stdout]     |        -------- required by a bound in this associated function
[INFO] [stdout] 527 |         where F: FnOnce(Self::Item) -> B,
[INFO] [stdout] 528 |               B: IntoFuture<Error = Self::Error>,
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^ required by this bound in `Future::and_then`
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/examples/example-c344b855e5c8ec3d.long-type-115680857074933657.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `map_err` exists for struct `AndThen<SetLen<File>, AndThen<SyncAll<File>, ..., ...>, ...>`, but its trait bounds were not satisfied
[INFO] [stdout]   --> examples/example.rs:42:18
[INFO] [stdout]    |
[INFO] [stdout] 27 |               let future3 = file.set_len(30)
[INFO] [stdout]    |  ___________________________-
[INFO] [stdout] 28 | |                 .and_then(|file| {
[INFO] [stdout] 29 | |                     file.sync_all().and_then(|file| {
[INFO] [stdout] 30 | |                         file.sync_data().and_then(|file| {
[INFO] [stdout] ...  |
[INFO] [stdout] 41 | |                 })
[INFO] [stdout] 42 | |                 .map_err(|e| println!("Error3: {}", e));
[INFO] [stdout]    | |                 -^^^^^^^ method cannot be called due to unsatisfied trait bounds
[INFO] [stdout]    | |_________________|
[INFO] [stdout]    |
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-0.1.31/src/future/and_then.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 |   pub struct AndThen<A, B, F> where A: Future, B: IntoFuture {
[INFO] [stdout]    |   --------------------------- doesn't satisfy `<_ as IntoFuture>::Error = Error`, `_: Future` or `_: IntoFuture`
[INFO] [stdout]    |
[INFO] [stdout]    = note: the following trait bounds were not satisfied:
[INFO] [stdout]            `<futures::future::AndThen<SyncAll<tokio_fs::File>, futures::future::AndThen<SyncData<tokio_fs::File>, futures::future::AndThen<CloneFuture, futures::future::AndThen<tokio_fs::file::MetadataFuture, SetPermissions<tokio_fs::File>, {closure@examples/example.rs:32:58: 32:76}>, {closure@examples/example.rs:31:55: 31:71}>, {closure@examples/example.rs:30:51: 30:57}>, {closure@examples/example.rs:29:46: 29:52}> as futures::IntoFuture>::Error = std::io::Error`
[INFO] [stdout]            which is required by `futures::future::AndThen<SetLen<tokio_fs::File>, futures::future::AndThen<SyncAll<tokio_fs::File>, futures::future::AndThen<SyncData<tokio_fs::File>, futures::future::AndThen<CloneFuture, futures::future::AndThen<tokio_fs::file::MetadataFuture, SetPermissions<tokio_fs::File>, {closure@examples/example.rs:32:58: 32:76}>, {closure@examples/example.rs:31:55: 31:71}>, {closure@examples/example.rs:30:51: 30:57}>, {closure@examples/example.rs:29:46: 29:52}>, {closure@examples/example.rs:28:27: 28:33}>: futures::Future`
[INFO] [stdout]            `futures::future::AndThen<SyncAll<tokio_fs::File>, futures::future::AndThen<SyncData<tokio_fs::File>, futures::future::AndThen<CloneFuture, futures::future::AndThen<tokio_fs::file::MetadataFuture, SetPermissions<tokio_fs::File>, {closure@examples/example.rs:32:58: 32:76}>, {closure@examples/example.rs:31:55: 31:71}>, {closure@examples/example.rs:30:51: 30:57}>, {closure@examples/example.rs:29:46: 29:52}>: futures::IntoFuture`
[INFO] [stdout]            which is required by `futures::future::AndThen<SetLen<tokio_fs::File>, futures::future::AndThen<SyncAll<tokio_fs::File>, futures::future::AndThen<SyncData<tokio_fs::File>, futures::future::AndThen<CloneFuture, futures::future::AndThen<tokio_fs::file::MetadataFuture, SetPermissions<tokio_fs::File>, {closure@examples/example.rs:32:58: 32:76}>, {closure@examples/example.rs:31:55: 31:71}>, {closure@examples/example.rs:30:51: 30:57}>, {closure@examples/example.rs:29:46: 29:52}>, {closure@examples/example.rs:28:27: 28:33}>: futures::Future`
[INFO] [stdout]            `futures::future::AndThen<SetLen<tokio_fs::File>, futures::future::AndThen<SyncAll<tokio_fs::File>, futures::future::AndThen<SyncData<tokio_fs::File>, futures::future::AndThen<CloneFuture, futures::future::AndThen<tokio_fs::file::MetadataFuture, SetPermissions<tokio_fs::File>, {closure@examples/example.rs:32:58: 32:76}>, {closure@examples/example.rs:31:55: 31:71}>, {closure@examples/example.rs:30:51: 30:57}>, {closure@examples/example.rs:29:46: 29:52}>, {closure@examples/example.rs:28:27: 28:33}>: futures::Future`
[INFO] [stdout]            which is required by `&mut futures::future::AndThen<SetLen<tokio_fs::File>, futures::future::AndThen<SyncAll<tokio_fs::File>, futures::future::AndThen<SyncData<tokio_fs::File>, futures::future::AndThen<CloneFuture, futures::future::AndThen<tokio_fs::file::MetadataFuture, SetPermissions<tokio_fs::File>, {closure@examples/example.rs:32:58: 32:76}>, {closure@examples/example.rs:31:55: 31:71}>, {closure@examples/example.rs:30:51: 30:57}>, {closure@examples/example.rs:29:46: 29:52}>, {closure@examples/example.rs:28:27: 28:33}>: futures::Future`
[INFO] [stdout]    = note: the full name for the type has been written to '/opt/rustwide/target/debug/examples/example-c344b855e5c8ec3d.long-type-9833863069542130321.txt'
[INFO] [stdout]    = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0271, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0271`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tokio-file-futures` (example "example") due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ccd0c290293f8a30db2599c228d7f8e87723b06198410ee066d2b6d6cb663fa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccd0c290293f8a30db2599c228d7f8e87723b06198410ee066d2b6d6cb663fa2", kill_on_drop: false }`
[INFO] [stdout] ccd0c290293f8a30db2599c228d7f8e87723b06198410ee066d2b6d6cb663fa2
