[INFO] fetching crate xtra 0.5.1...
[INFO] testing xtra-0.5.1 against 1.54.0 for beta-1.55-1
[INFO] extracting crate xtra 0.5.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate xtra 0.5.1 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xtra 0.5.1
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate xtra 0.5.1
[INFO] tweaked toml for crates.io crate xtra 0.5.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate xtra 0.5.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 809cd5933b729cdac91ad8985bbadd762156c33d9a815a2d645bfc8f82c3bb98
[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" "809cd5933b729cdac91ad8985bbadd762156c33d9a815a2d645bfc8f82c3bb98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "809cd5933b729cdac91ad8985bbadd762156c33d9a815a2d645bfc8f82c3bb98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "809cd5933b729cdac91ad8985bbadd762156c33d9a815a2d645bfc8f82c3bb98", kill_on_drop: false }`
[INFO] [stdout] 809cd5933b729cdac91ad8985bbadd762156c33d9a815a2d645bfc8f82c3bb98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] df1480dbe46a3211199a2efe46717e7b9b813567469272845146657385d37eae
[INFO] running `Command { std: "docker" "start" "-a" "df1480dbe46a3211199a2efe46717e7b9b813567469272845146657385d37eae", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling futures-core v0.3.8
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling futures-sink v0.3.8
[INFO] [stderr]    Compiling spin v0.7.0
[INFO] [stderr]    Compiling pollster v0.2.0
[INFO] [stderr]    Compiling futures-timer v3.0.2
[INFO] [stderr]    Compiling lock_api v0.4.1
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling catty v0.1.4
[INFO] [stderr]    Compiling futures-task v0.3.8
[INFO] [stderr]    Compiling spinny v0.2.1
[INFO] [stderr]    Compiling spinning_top v0.2.2
[INFO] [stderr]    Compiling barrage v0.2.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.1
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling async-trait v0.1.41
[INFO] [stderr]    Compiling pin-project v1.0.1
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling flume v0.10.1
[INFO] [stderr]    Compiling xtra v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `ActorManager`, `Actor`, `Address`
[INFO] [stdout]   --> src/spawn.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 | use crate::{Actor, ActorManager, Address};
[INFO] [stdout]    |             ^^^^^  ^^^^^^^^^^^^  ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.36s
[INFO] running `Command { std: "docker" "inspect" "df1480dbe46a3211199a2efe46717e7b9b813567469272845146657385d37eae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df1480dbe46a3211199a2efe46717e7b9b813567469272845146657385d37eae", kill_on_drop: false }`
[INFO] [stdout] df1480dbe46a3211199a2efe46717e7b9b813567469272845146657385d37eae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5cf26a20625d88f0bba2aa37ee356d3a8ddc10c6bf3363174ea33305e4a6686
[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" "f5cf26a20625d88f0bba2aa37ee356d3a8ddc10c6bf3363174ea33305e4a6686", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling futures-io v0.3.8
[INFO] [stderr]    Compiling pin-project-lite v0.1.11
[INFO] [stderr]    Compiling vec-arena v1.0.0
[INFO] [stderr]    Compiling getrandom v0.2.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling async-channel v1.5.1
[INFO] [stderr]    Compiling smol-potat-macro v0.5.0
[INFO] [stdout] warning: unused imports: `ActorManager`, `Actor`, `Address`
[INFO] [stdout]   --> src/spawn.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 | use crate::{Actor, ActorManager, Address};
[INFO] [stdout]    |             ^^^^^  ^^^^^^^^^^^^  ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling futures-lite v1.11.2
[INFO] [stderr]    Compiling nb-connect v1.0.2
[INFO] [stderr]    Compiling polling v2.0.2
[INFO] [stderr]    Compiling signal-hook-registry v1.2.2
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling async-executor v1.4.0
[INFO] [stderr]    Compiling rand_core v0.6.1
[INFO] [stderr]    Compiling async-io v1.2.0
[INFO] [stderr]    Compiling signal-hook v0.1.16
[INFO] [stderr]    Compiling async-fs v1.5.0
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.1
[INFO] [stderr]    Compiling async-process v1.0.1
[INFO] [stderr]    Compiling async-net v1.5.0
[INFO] [stderr]    Compiling smol-potat v1.1.0
[INFO] [stderr]    Compiling smol v1.2.4
[INFO] [stderr]    Compiling xtra v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `ActorManager`, `Actor`, `Address`
[INFO] [stdout]   --> src/spawn.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 | use crate::{Actor, ActorManager, Address};
[INFO] [stdout]    |             ^^^^^  ^^^^^^^^^^^^  ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.53s
[INFO] running `Command { std: "docker" "inspect" "f5cf26a20625d88f0bba2aa37ee356d3a8ddc10c6bf3363174ea33305e4a6686", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5cf26a20625d88f0bba2aa37ee356d3a8ddc10c6bf3363174ea33305e4a6686", kill_on_drop: false }`
[INFO] [stdout] f5cf26a20625d88f0bba2aa37ee356d3a8ddc10c6bf3363174ea33305e4a6686
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 88819ee7033ca238d33021c38b10de49fb60357870aa7176c8893cd96f0dad6a
[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" "88819ee7033ca238d33021c38b10de49fb60357870aa7176c8893cd96f0dad6a", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `ActorManager`, `Actor`, `Address`
[INFO] [stderr]   --> src/spawn.rs:12:13
[INFO] [stderr]    |
[INFO] [stderr] 12 | use crate::{Actor, ActorManager, Address};
[INFO] [stderr]    |             ^^^^^  ^^^^^^^^^^^^  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `ActorManager`, `Actor`, `Address`
[INFO] [stderr]   --> src/spawn.rs:12:13
[INFO] [stderr]    |
[INFO] [stderr] 12 | use crate::{Actor, ActorManager, Address};
[INFO] [stderr]    |             ^^^^^  ^^^^^^^^^^^^  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/xtra-04efab9ff4568880)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests xtra
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/lib.rs - Message (line 37) - compile ... ok
[INFO] [stdout] test src/lib.rs - Actor::stopping (line 173) - compile ... ok
[INFO] [stdout] test src/lib.rs - Actor (line 105) ... FAILED
[INFO] [stdout] test src/lib.rs - Handler (line 60) ... FAILED
[INFO] [stdout] test src/manager.rs - manager::ActorManager<A>::run (line 64) - compile ... ok
[INFO] [stdout] test src/address.rs - address::Address<A, Rc>::is_connected (line 156) ... FAILED
[INFO] [stdout] test src/message_channel.rs - message_channel::MessageChannel (line 52) ... FAILED
[INFO] [stdout] test src/context.rs - context::Context<A>::new (line 51) ... ok
[INFO] [stdout] test src/lib.rs - Actor::create (line 206) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - Actor (line 105) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `xtra::spawn::Smol`
[INFO] [stdout]  --> src/lib.rs:107:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use xtra::spawn::Smol;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^ no `Smol` in `spawn`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Handler (line 60) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `xtra::spawn::Smol`
[INFO] [stdout]  --> src/lib.rs:62:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use xtra::spawn::Smol;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^ no `Smol` in `spawn`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/address.rs - address::Address<A, Rc>::is_connected (line 156) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `xtra::spawn::Smol`
[INFO] [stdout]  --> src/address.rs:158:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use xtra::spawn::Smol;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^ no `Smol` in `spawn`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/message_channel.rs - message_channel::MessageChannel (line 52) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `xtra::spawn::Smol`
[INFO] [stdout]  --> src/message_channel.rs:55:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use xtra::spawn::Smol;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^ no `Smol` in `spawn`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/address.rs - address::Address<A, Rc>::is_connected (line 156)
[INFO] [stdout]     src/lib.rs - Actor (line 105)
[INFO] [stdout]     src/lib.rs - Handler (line 60)
[INFO] [stdout]     src/message_channel.rs - message_channel::MessageChannel (line 52)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 5 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.51s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "88819ee7033ca238d33021c38b10de49fb60357870aa7176c8893cd96f0dad6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88819ee7033ca238d33021c38b10de49fb60357870aa7176c8893cd96f0dad6a", kill_on_drop: false }`
[INFO] [stdout] 88819ee7033ca238d33021c38b10de49fb60357870aa7176c8893cd96f0dad6a
