[INFO] fetching crate tokio 1.2.0...
[INFO] checking tokio-1.2.0 against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] extracting crate tokio 1.2.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate tokio 1.2.0 on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tokio 1.2.0
[INFO] finished tweaking crates.io crate tokio 1.2.0
[INFO] tweaked toml for crates.io crate tokio 1.2.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "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" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 54f94ccf1edfecc83a7f98cc35613e4843568c1313081bbc951b1d66c48d3701
[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" "54f94ccf1edfecc83a7f98cc35613e4843568c1313081bbc951b1d66c48d3701", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54f94ccf1edfecc83a7f98cc35613e4843568c1313081bbc951b1d66c48d3701", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54f94ccf1edfecc83a7f98cc35613e4843568c1313081bbc951b1d66c48d3701", kill_on_drop: false }`
[INFO] [stdout] 54f94ccf1edfecc83a7f98cc35613e4843568c1313081bbc951b1d66c48d3701
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41bb5473090fc9cb3d93018a3b39388e2a86519a358fed3ee0f963a19976d9e6
[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" "41bb5473090fc9cb3d93018a3b39388e2a86519a358fed3ee0f963a19976d9e6", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking futures-core v0.3.13
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]     Checking futures-sink v0.3.13
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking futures-io v0.3.13
[INFO] [stderr]     Checking futures-task v0.3.13
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking futures-channel v0.3.13
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]    Compiling tokio v1.3.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling tokio v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking nix v0.19.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_xorshift v0.2.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking tokio-stream v0.1.4
[INFO] [stderr]     Checking proptest v0.10.1
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]    Compiling async-stream-impl v0.3.0
[INFO] [stderr]     Checking async-stream v0.3.0
[INFO] [stderr]     Checking futures-util v0.3.13
[INFO] [stderr]     Checking tokio-test v0.4.1
[INFO] [stderr]     Checking futures-executor v0.3.13
[INFO] [stderr]     Checking futures v0.3.13
[INFO] [stdout] error[E0433]: failed to resolve: could not find `test` in `tokio`
[INFO] [stdout]  --> tests/net_lookup_host.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[tokio::test]
[INFO] [stdout]   |          ^^^^ could not find `test` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `test` in `tokio`
[INFO] [stdout]   --> tests/net_lookup_host.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 | #[tokio::test]
[INFO] [stdout]    |          ^^^^ could not find `test` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `test` in `tokio`
[INFO] [stdout]   --> tests/net_lookup_host.rs:23:10
[INFO] [stdout]    |
[INFO] [stdout] 23 | #[tokio::test]
[INFO] [stdout]    |          ^^^^ could not find `test` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tokio::net::TcpStream`
[INFO] [stdout]  --> tests/no_rt.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use tokio::net::TcpStream;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^ no `TcpStream` in `net`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tokio::sync::oneshot`
[INFO] [stdout]  --> tests/macros_try_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_try_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 `try_join` in `tokio`
[INFO] [stdout]  --> tests/macros_try_join.rs:7:22
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let foo = tokio::try_join!(async { ok(1) },);
[INFO] [stdout]   |                      ^^^^^^^^ could not find `try_join` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `test` in `tokio`
[INFO] [stdout]   --> tests/macros_try_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 `try_join` in `tokio`
[INFO] [stdout]   --> tests/macros_try_join.rs:14:22
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let foo = tokio::try_join!(async { ok(1) });
[INFO] [stdout]    |                      ^^^^^^^^ could not find `try_join` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `test` in `tokio`
[INFO] [stdout]   --> tests/macros_try_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 `try_join` in `tokio`
[INFO] [stdout]   --> tests/macros_try_join.rs:21:22
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let foo = tokio::try_join!(async { ok(1) }, async { ok(2) },);
[INFO] [stdout]    |                      ^^^^^^^^ could not find `try_join` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `test` in `tokio`
[INFO] [stdout]   --> tests/macros_try_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 `try_join` in `tokio`
[INFO] [stdout]   --> tests/macros_try_join.rs:28:22
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let foo = tokio::try_join!(async { ok(1) }, async { ok(2) });
[INFO] [stdout]    |                      ^^^^^^^^ could not find `try_join` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `test` in `tokio`
[INFO] [stdout]   --> tests/macros_try_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 `try_join` in `tokio`
[INFO] [stdout]   --> tests/macros_try_join.rs:39:36
[INFO] [stdout]    |
[INFO] [stdout] 39 |         task::spawn(async { tokio::try_join!(async { rx1.await }, async { rx2.await }) });
[INFO] [stdout]    |                                    ^^^^^^^^ could not find `try_join` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `test` in `tokio`
[INFO] [stdout]   --> tests/macros_try_join.rs:54:10
[INFO] [stdout]    |
[INFO] [stdout] 54 | #[tokio::test]
[INFO] [stdout]    |          ^^^^ could not find `test` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `try_join` in `tokio`
[INFO] [stdout]   --> tests/macros_try_join.rs:61:16
[INFO] [stdout]    |
[INFO] [stdout] 61 |         tokio::try_join!(async { rx1.await }, async { rx2.await }, async {
[INFO] [stdout]    |                ^^^^^^^^ could not find `try_join` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `try_join` in `tokio`
[INFO] [stdout]   --> tests/macros_try_join.rs:87:16
[INFO] [stdout]    |
[INFO] [stdout] 87 |         tokio::try_join!(ready)
[INFO] [stdout]    |                ^^^^^^^^ could not find `try_join` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `try_join` in `tokio`
[INFO] [stdout]   --> tests/macros_try_join.rs:94:16
[INFO] [stdout]    |
[INFO] [stdout] 94 |         tokio::try_join!(ready1, ready2)
[INFO] [stdout]    |                ^^^^^^^^ could not find `try_join` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: module `sync` is private
[INFO] [stdout]    --> tests/macros_try_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:393:5
[INFO] [stdout]     |
[INFO] [stdout] 393 |     mod sync;
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tokio::sync::oneshot`
[INFO] [stdout]  --> tests/no_rt.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[E0432]: unresolved import `tokio::time`
[INFO] [stdout]  --> tests/no_rt.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tokio::time::{timeout, Duration};
[INFO] [stdout]   |            ^^^^ could not find `time` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `TcpListener` in `net`
[INFO] [stdout]   --> tests/no_rt.rs:38:25
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let _ = tokio::net::TcpListener::from_std(std::net::TcpListener::bind("127.0.0.1:0").unwrap());
[INFO] [stdout]    |                         ^^^^^^^^^^^ not found in `tokio::net`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 1  | use std::net::TcpListener;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: module `sync` is private
[INFO] [stdout]    --> tests/no_rt.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:393:5
[INFO] [stdout]     |
[INFO] [stdout] 393 |     mod sync;
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 16 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: 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[E0425]: cannot find function `lookup_host` in module `net`
[INFO] [stdout]   --> tests/net_lookup_host.rs:11:34
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let actual = assert_ok!(net::lookup_host(addr).await).collect::<Vec<_>>();
[INFO] [stdout]    |                                  ^^^^^^^^^^^ not found in `net`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `lookup_host` in module `net`
[INFO] [stdout]   --> tests/net_lookup_host.rs:19:34
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let actual = assert_ok!(net::lookup_host("127.0.0.1:8000").await).collect::<Vec<_>>();
[INFO] [stdout]    |                                  ^^^^^^^^^^^ not found in `net`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `lookup_host` in module `net`
[INFO] [stdout]   --> tests/net_lookup_host.rs:25:26
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let mut hosts = net::lookup_host("localhost:3000").await?;
[INFO] [stdout]    |                          ^^^^^^^^^^^ not found in `net`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 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] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "41bb5473090fc9cb3d93018a3b39388e2a86519a358fed3ee0f963a19976d9e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41bb5473090fc9cb3d93018a3b39388e2a86519a358fed3ee0f963a19976d9e6", kill_on_drop: false }`
[INFO] [stdout] 41bb5473090fc9cb3d93018a3b39388e2a86519a358fed3ee0f963a19976d9e6