[INFO] crate greenie 0.4.0 is already in cache
[INFO] testing greenie-0.4.0 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] extracting crate greenie 0.4.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate greenie 0.4.0 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate greenie 0.4.0
[INFO] finished tweaking crates.io crate greenie 0.4.0
[INFO] tweaked toml for crates.io crate greenie 0.4.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate greenie 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b7d9a6db3ebed07294a1d7cef5df9a62713da839c4b2c4bf536acdddb7d40c9a
[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" "b7d9a6db3ebed07294a1d7cef5df9a62713da839c4b2c4bf536acdddb7d40c9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7d9a6db3ebed07294a1d7cef5df9a62713da839c4b2c4bf536acdddb7d40c9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7d9a6db3ebed07294a1d7cef5df9a62713da839c4b2c4bf536acdddb7d40c9a", kill_on_drop: false }`
[INFO] [stdout] b7d9a6db3ebed07294a1d7cef5df9a62713da839c4b2c4bf536acdddb7d40c9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12006d6508e8ff68b9626d389e145fe847dfd23ebd22096f59eab06fdbbe7dc9
[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" "12006d6508e8ff68b9626d389e145fe847dfd23ebd22096f59eab06fdbbe7dc9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling smallvec v1.1.0
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling lock_api v0.3.3
[INFO] [stderr]    Compiling intrusive-collections v0.8.4
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling parking_lot_core v0.7.0
[INFO] [stderr]    Compiling greenie v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling parking_lot v0.10.0
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling hjul v0.2.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling greenie-proc v0.2.0
[INFO] [stderr]    Compiling paste-impl v0.1.6
[INFO] [stderr]    Compiling paste v0.1.6
[INFO] [stdout] warning: unused import: `ctx::Context`
[INFO] [stdout]   --> src/lib.rs:93:5
[INFO] [stdout]    |
[INFO] [stdout] 93 | use ctx::Context;
[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] [stdout] warning: unused import: `create_main`
[INFO] [stdout]  --> src/main.rs:1:41
[INFO] [stdout]   |
[INFO] [stdout] 1 | use greenie::{common::barrier::Barrier, create_main, greeny_main, Fiber};
[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 25.20s
[INFO] running `Command { std: "docker" "inspect" "12006d6508e8ff68b9626d389e145fe847dfd23ebd22096f59eab06fdbbe7dc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12006d6508e8ff68b9626d389e145fe847dfd23ebd22096f59eab06fdbbe7dc9", kill_on_drop: false }`
[INFO] [stdout] 12006d6508e8ff68b9626d389e145fe847dfd23ebd22096f59eab06fdbbe7dc9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dcb9769baa0ffb47eb0d39857236250bfacf3960a6a9ff87016081a77f32fbc1
[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" "dcb9769baa0ffb47eb0d39857236250bfacf3960a6a9ff87016081a77f32fbc1", kill_on_drop: false }`
[INFO] [stderr]    Compiling greenie v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ctx::Context`
[INFO] [stdout]   --> src/lib.rs:93:5
[INFO] [stdout]    |
[INFO] [stdout] 93 | use ctx::Context;
[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] [stdout] warning: unused import: `generator::*`
[INFO] [stdout]  --> examples/generator.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use generator::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `create_main`
[INFO] [stdout]  --> src/main.rs:1:41
[INFO] [stdout]   |
[INFO] [stdout] 1 | use greenie::{common::barrier::Barrier, create_main, greeny_main, Fiber};
[INFO] [stdout]   |                                         ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ctx::Context`
[INFO] [stdout]   --> src/lib.rs:93:5
[INFO] [stdout]    |
[INFO] [stdout] 93 | use ctx::Context;
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.74s
[INFO] running `Command { std: "docker" "inspect" "dcb9769baa0ffb47eb0d39857236250bfacf3960a6a9ff87016081a77f32fbc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcb9769baa0ffb47eb0d39857236250bfacf3960a6a9ff87016081a77f32fbc1", kill_on_drop: false }`
[INFO] [stdout] dcb9769baa0ffb47eb0d39857236250bfacf3960a6a9ff87016081a77f32fbc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d31d74f06b13c0fb1153691dde45a0ab719d02b24b0f171198c390a5837c3eef
[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" "d31d74f06b13c0fb1153691dde45a0ab719d02b24b0f171198c390a5837c3eef", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `ctx::Context`
[INFO] [stderr]   --> src/lib.rs:93:5
[INFO] [stderr]    |
[INFO] [stderr] 93 | use ctx::Context;
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ctx::Context`
[INFO] [stderr]   --> src/lib.rs:93:5
[INFO] [stderr]    |
[INFO] [stderr] 93 | use ctx::Context;
[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: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `create_main`
[INFO] [stderr]  --> src/main.rs:1:41
[INFO] [stderr]   |
[INFO] [stderr] 1 | use greenie::{common::barrier::Barrier, create_main, greeny_main, Fiber};
[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 import: `generator::*`
[INFO] [stderr]  --> examples/generator.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use generator::*;
[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 0.12s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/greenie-f1d1c292b15f1974
[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]      Running /opt/rustwide/target/debug/deps/greenie-fdad7acb9aaadbea
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests greenie
[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] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - (line 12) ... ignored
[INFO] [stdout] test src/lib.rs - (line 30) ... ignored
[INFO] [stdout] test src/scheduler.rs - scheduler::spawn_greenie (line 297) ... ok
[INFO] [stdout] test src/fiber.rs - fiber::Fiber<T>::new (line 16) ... ok
[INFO] [stdout] test src/fiber.rs - fiber::Fiber<T>::new_capture (line 43) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d31d74f06b13c0fb1153691dde45a0ab719d02b24b0f171198c390a5837c3eef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d31d74f06b13c0fb1153691dde45a0ab719d02b24b0f171198c390a5837c3eef", kill_on_drop: false }`
[INFO] [stdout] d31d74f06b13c0fb1153691dde45a0ab719d02b24b0f171198c390a5837c3eef