[INFO] fetching crate rivers 0.0.1...
[INFO] testing rivers-0.0.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate rivers 0.0.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate rivers 0.0.1 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rivers 0.0.1
[INFO] finished tweaking crates.io crate rivers 0.0.1
[INFO] tweaked toml for crates.io crate rivers 0.0.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate rivers 0.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", 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] 328f789c8902666c05797421ef5b6571c4059ac6d4a93a4ecd19e2c7c2ec8f41
[INFO] running `Command { std: "docker" "start" "-a" "328f789c8902666c05797421ef5b6571c4059ac6d4a93a4ecd19e2c7c2ec8f41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "328f789c8902666c05797421ef5b6571c4059ac6d4a93a4ecd19e2c7c2ec8f41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "328f789c8902666c05797421ef5b6571c4059ac6d4a93a4ecd19e2c7c2ec8f41", kill_on_drop: false }`
[INFO] [stdout] 328f789c8902666c05797421ef5b6571c4059ac6d4a93a4ecd19e2c7c2ec8f41
[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=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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 21e7500afc2370d489ffe3a8c9167c03deaa87eba4ec2a85415af6832394af5f
[INFO] running `Command { std: "docker" "start" "-a" "21e7500afc2370d489ffe3a8c9167c03deaa87eba4ec2a85415af6832394af5f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling frunk_core v0.4.0
[INFO] [stderr]    Compiling slab v0.4.4
[INFO] [stderr]    Compiling instant v0.1.10
[INFO] [stderr]    Compiling tokio v1.10.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling frunk_proc_macro_helpers v0.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling frunk_proc_macros_impl v0.1.0
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling frunk_derives v0.4.0
[INFO] [stderr]    Compiling async-trait v0.1.52
[INFO] [stderr]    Compiling frunk_proc_macros v0.1.0
[INFO] [stderr]    Compiling frunk v0.4.0
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling pin-project v1.0.10
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling tokio-util v0.7.0
[INFO] [stderr]    Compiling rivers v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.33s
[INFO] running `Command { std: "docker" "inspect" "21e7500afc2370d489ffe3a8c9167c03deaa87eba4ec2a85415af6832394af5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21e7500afc2370d489ffe3a8c9167c03deaa87eba4ec2a85415af6832394af5f", kill_on_drop: false }`
[INFO] [stdout] 21e7500afc2370d489ffe3a8c9167c03deaa87eba4ec2a85415af6832394af5f
[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=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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--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] 4879ba5bba277e56f32beeb46007741158b6ae1cc7ee115abcf2df99e50e7f60
[INFO] running `Command { std: "docker" "start" "-a" "4879ba5bba277e56f32beeb46007741158b6ae1cc7ee115abcf2df99e50e7f60", kill_on_drop: false }`
[INFO] [stderr]    Compiling rivers v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.81s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/rivers-d6e7290dcfd00f8d)
[INFO] running `Command { std: "docker" "inspect" "4879ba5bba277e56f32beeb46007741158b6ae1cc7ee115abcf2df99e50e7f60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4879ba5bba277e56f32beeb46007741158b6ae1cc7ee115abcf2df99e50e7f60", kill_on_drop: false }`
[INFO] [stdout] 4879ba5bba277e56f32beeb46007741158b6ae1cc7ee115abcf2df99e50e7f60
[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=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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", 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] d0007592c353f125ee607aa137031f9fb44b48fab54ba49b80018d441af0d1f5
[INFO] running `Command { std: "docker" "start" "-a" "d0007592c353f125ee607aa137031f9fb44b48fab54ba49b80018d441af0d1f5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rivers-d6e7290dcfd00f8d)
[INFO] [stderr]    Doc-tests rivers
[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] [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] running `Command { std: "docker" "inspect" "d0007592c353f125ee607aa137031f9fb44b48fab54ba49b80018d441af0d1f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0007592c353f125ee607aa137031f9fb44b48fab54ba49b80018d441af0d1f5", kill_on_drop: false }`
[INFO] [stdout] d0007592c353f125ee607aa137031f9fb44b48fab54ba49b80018d441af0d1f5