[INFO] fetching crate sway-alttab 1.1.2...
[INFO] testing sway-alttab-1.1.2 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate sway-alttab 1.1.2 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate sway-alttab 1.1.2
[INFO] finished tweaking crates.io crate sway-alttab 1.1.2
[INFO] tweaked toml for crates.io crate sway-alttab 1.1.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate sway-alttab 1.1.2 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate sway-alttab 1.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded itoa v0.4.4
[INFO] [stderr]   Downloaded signal-hook v0.1.12
[INFO] [stderr]   Downloaded atty v0.2.13
[INFO] [stderr]   Downloaded swayipc v2.2.4
[INFO] [stderr]   Downloaded synstructure v0.12.3
[INFO] [stderr]   Downloaded daemonize v0.4.1
[INFO] [stderr]   Downloaded signal-hook-registry v1.2.0
[INFO] [stderr]   Downloaded serde v1.0.103
[INFO] [stderr]   Downloaded yaml-rust v0.3.5
[INFO] [stderr]   Downloaded arc-swap v0.4.4
[INFO] [stderr]   Downloaded backtrace v0.3.40
[INFO] [stderr]   Downloaded syn v1.0.11
[INFO] [stderr]   Downloaded failure v0.1.6
[INFO] [stderr]   Downloaded boxfnonce v0.1.1
[INFO] [stderr]   Downloaded serde_derive v1.0.103
[INFO] [stderr]   Downloaded ryu v1.0.2
[INFO] [stderr]   Downloaded serde_json v1.0.44
[INFO] [stderr]   Downloaded proc-macro2 v1.0.6
[INFO] [stderr]   Downloaded libc v0.2.66
[INFO] [stderr]   Downloaded failure_derive v0.1.6
[INFO] [stderr]   Downloaded quote v1.0.2
[INFO] [stderr]   Downloaded cc v1.0.48
[INFO] [stderr]   Downloaded backtrace-sys v0.1.32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb3ecf6fcb0c80866d3b2ace13149723827acd184781e12dfbf20dabca187414
[INFO] running `Command { std: "docker" "start" "-a" "fb3ecf6fcb0c80866d3b2ace13149723827acd184781e12dfbf20dabca187414", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb3ecf6fcb0c80866d3b2ace13149723827acd184781e12dfbf20dabca187414", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb3ecf6fcb0c80866d3b2ace13149723827acd184781e12dfbf20dabca187414", kill_on_drop: false }`
[INFO] [stdout] fb3ecf6fcb0c80866d3b2ace13149723827acd184781e12dfbf20dabca187414
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4117cc324997bdc7414d5754474b6c65459aaaab3ea386111c5d5ae21f11826d
[INFO] running `Command { std: "docker" "start" "-a" "4117cc324997bdc7414d5754474b6c65459aaaab3ea386111c5d5ae21f11826d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling cc v1.0.48
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling serde v1.0.103
[INFO] [stderr]    Compiling arc-swap v0.4.4
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling boxfnonce v0.1.1
[INFO] [stderr]    Compiling yaml-rust v0.3.5
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling daemonize v0.4.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling signal-hook v0.1.12
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling serde_derive v1.0.103
[INFO] [stderr]    Compiling serde_json v1.0.44
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling swayipc v2.2.4
[INFO] [stderr]    Compiling sway-alttab v1.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.24s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: daemonize v0.4.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "4117cc324997bdc7414d5754474b6c65459aaaab3ea386111c5d5ae21f11826d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4117cc324997bdc7414d5754474b6c65459aaaab3ea386111c5d5ae21f11826d", kill_on_drop: false }`
[INFO] [stdout] 4117cc324997bdc7414d5754474b6c65459aaaab3ea386111c5d5ae21f11826d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a17a92eaf13b1f975cdcdc0923b8a57a246916607c8aa6198dd34cac573d4de
[INFO] running `Command { std: "docker" "start" "-a" "9a17a92eaf13b1f975cdcdc0923b8a57a246916607c8aa6198dd34cac573d4de", kill_on_drop: false }`
[INFO] [stderr]    Compiling sway-alttab v1.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: daemonize v0.4.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "9a17a92eaf13b1f975cdcdc0923b8a57a246916607c8aa6198dd34cac573d4de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a17a92eaf13b1f975cdcdc0923b8a57a246916607c8aa6198dd34cac573d4de", kill_on_drop: false }`
[INFO] [stdout] 9a17a92eaf13b1f975cdcdc0923b8a57a246916607c8aa6198dd34cac573d4de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 271a97d0e37f7e36ebf9d4e414add9ed5b02f2945e67d71288cf8eacfd9a4dfc
[INFO] running `Command { std: "docker" "start" "-a" "271a97d0e37f7e36ebf9d4e414add9ed5b02f2945e67d71288cf8eacfd9a4dfc", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stdout] 
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: daemonize v0.4.1
[INFO] [stdout] running 0 tests
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/sway_alttab-dadfcd8ec025d7bd)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "271a97d0e37f7e36ebf9d4e414add9ed5b02f2945e67d71288cf8eacfd9a4dfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "271a97d0e37f7e36ebf9d4e414add9ed5b02f2945e67d71288cf8eacfd9a4dfc", kill_on_drop: false }`
[INFO] [stdout] 271a97d0e37f7e36ebf9d4e414add9ed5b02f2945e67d71288cf8eacfd9a4dfc