[INFO] fetching crate tokio 0.3.4...
[INFO] testing tokio-0.3.4 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate tokio 0.3.4 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate tokio 0.3.4 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tokio 0.3.4
[INFO] finished tweaking crates.io crate tokio 0.3.4
[INFO] tweaked toml for crates.io crate tokio 0.3.4 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a997a210ecc1c99c5f83d4c2b6236350eea467d04a350fe8f752d25ad90f27c7
[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" "a997a210ecc1c99c5f83d4c2b6236350eea467d04a350fe8f752d25ad90f27c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a997a210ecc1c99c5f83d4c2b6236350eea467d04a350fe8f752d25ad90f27c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a997a210ecc1c99c5f83d4c2b6236350eea467d04a350fe8f752d25ad90f27c7", kill_on_drop: false }`
[INFO] [stdout] a997a210ecc1c99c5f83d4c2b6236350eea467d04a350fe8f752d25ad90f27c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 80774c4549edb70daa5c74af933048e54954346cdabb15c9ca0ea8749ae08dbe
[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" "80774c4549edb70daa5c74af933048e54954346cdabb15c9ca0ea8749ae08dbe", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling tokio v0.3.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.76s
[INFO] running `Command { std: "docker" "inspect" "80774c4549edb70daa5c74af933048e54954346cdabb15c9ca0ea8749ae08dbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80774c4549edb70daa5c74af933048e54954346cdabb15c9ca0ea8749ae08dbe", kill_on_drop: false }`
[INFO] [stdout] 80774c4549edb70daa5c74af933048e54954346cdabb15c9ca0ea8749ae08dbe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e0ce878f18ce9a1fb6623dec589a110e041b8d5a991d2c22f7dce23d28abfa8
[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" "4e0ce878f18ce9a1fb6623dec589a110e041b8d5a991d2c22f7dce23d28abfa8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling futures-core v0.3.8
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling futures-io v0.3.8
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling tokio v0.3.4
[INFO] [stderr]    Compiling futures-channel v0.3.8
[INFO] [stderr]    Compiling futures-task v0.3.8
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling syn v1.0.52
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling nix v0.19.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_xorshift v0.2.0
[INFO] [stderr]    Compiling tokio-test v0.3.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling rusty-fork v0.3.0
[INFO] [stderr]    Compiling proptest v0.10.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling pin-project v1.0.2
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling tokio v0.3.4 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `tokio::sync::oneshot`
[INFO] [stdout]  --> tests/macros_join.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use tokio::sync::oneshot;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^ no `oneshot` in `sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `test` in `tokio`
[INFO] [stdout]  --> tests/macros_join.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[tokio::test]
[INFO] [stdout]   |          ^^^^ could not find `test` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `join` in `tokio`
[INFO] [stdout]  --> tests/macros_join.rs:7:22
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let foo = tokio::join!(async { 1 },);
[INFO] [stdout]   |                      ^^^^ could not find `join` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `test` in `tokio`
[INFO] [stdout]   --> tests/macros_join.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[tokio::test]
[INFO] [stdout]    |          ^^^^ could not find `test` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `join` in `tokio`
[INFO] [stdout]   --> tests/macros_join.rs:14:22
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let foo = tokio::join!(async { 1 });
[INFO] [stdout]    |                      ^^^^ could not find `join` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `test` in `tokio`
[INFO] [stdout]   --> tests/macros_join.rs:19:10
[INFO] [stdout]    |
[INFO] [stdout] 19 | #[tokio::test]
[INFO] [stdout]    |          ^^^^ could not find `test` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `join` in `tokio`
[INFO] [stdout]   --> tests/macros_join.rs:21:22
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let foo = tokio::join!(async { 1 }, async { 2 },);
[INFO] [stdout]    |                      ^^^^ could not find `join` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `test` in `tokio`
[INFO] [stdout]   --> tests/macros_join.rs:26:10
[INFO] [stdout]    |
[INFO] [stdout] 26 | #[tokio::test]
[INFO] [stdout]    |          ^^^^ could not find `test` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `join` in `tokio`
[INFO] [stdout]   --> tests/macros_join.rs:28:22
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let foo = tokio::join!(async { 1 }, async { 2 });
[INFO] [stdout]    |                      ^^^^ could not find `join` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `test` in `tokio`
[INFO] [stdout]   --> tests/macros_join.rs:33:10
[INFO] [stdout]    |
[INFO] [stdout] 33 | #[tokio::test]
[INFO] [stdout]    |          ^^^^ could not find `test` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `join` in `tokio`
[INFO] [stdout]   --> tests/macros_join.rs:39:16
[INFO] [stdout]    |
[INFO] [stdout] 39 |         tokio::join!(async { rx1.await.unwrap() }, async { rx2.await.unwrap() })
[INFO] [stdout]    |                ^^^^ could not find `join` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `join` in `tokio`
[INFO] [stdout]   --> tests/macros_join.rs:62:16
[INFO] [stdout]    |
[INFO] [stdout] 62 |         tokio::join!(ready)
[INFO] [stdout]    |                ^^^^ could not find `join` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `join` in `tokio`
[INFO] [stdout]   --> tests/macros_join.rs:69:16
[INFO] [stdout]    |
[INFO] [stdout] 69 |         tokio::join!(ready1, ready2)
[INFO] [stdout]    |                ^^^^ could not find `join` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: module `sync` is private
[INFO] [stdout]    --> tests/macros_join.rs:2:12
[INFO] [stdout]     |
[INFO] [stdout] 2   | use tokio::sync::oneshot;
[INFO] [stdout]     |            ^^^^ private module
[INFO] [stdout]     |
[INFO] [stdout] note: the module `sync` is defined here
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:389:5
[INFO] [stdout]     |
[INFO] [stdout] 389 |     mod sync;
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `tokio::stream`, `tokio::stream`
[INFO] [stdout]  --> tests/stream_pending.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | use tokio::stream::{self, Stream, StreamExt};
[INFO] [stdout]   |            ^^^^^^   ^^^^ no `stream` in the root
[INFO] [stdout]   |            |
[INFO] [stdout]   |            could not find `stream` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `test` in `tokio`
[INFO] [stdout]  --> tests/stream_pending.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[tokio::test]
[INFO] [stdout]   |          ^^^^ could not find `test` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tokio`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 14 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433, E0603.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "4e0ce878f18ce9a1fb6623dec589a110e041b8d5a991d2c22f7dce23d28abfa8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e0ce878f18ce9a1fb6623dec589a110e041b8d5a991d2c22f7dce23d28abfa8", kill_on_drop: false }`
[INFO] [stdout] 4e0ce878f18ce9a1fb6623dec589a110e041b8d5a991d2c22f7dce23d28abfa8