[INFO] fetching crate ramp_table 0.1.0...
[INFO] testing ramp_table-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate ramp_table 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ramp_table 0.1.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ramp_table 0.1.0
[INFO] finished tweaking crates.io crate ramp_table 0.1.0
[INFO] tweaked toml for crates.io crate ramp_table 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] a51f20c8239a6f13a392721d1e453d9243bf53e478262535996e0be4c0093104
[INFO] running `Command { std: "docker" "start" "-a" "a51f20c8239a6f13a392721d1e453d9243bf53e478262535996e0be4c0093104", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a51f20c8239a6f13a392721d1e453d9243bf53e478262535996e0be4c0093104", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a51f20c8239a6f13a392721d1e453d9243bf53e478262535996e0be4c0093104", kill_on_drop: false }`
[INFO] [stdout] a51f20c8239a6f13a392721d1e453d9243bf53e478262535996e0be4c0093104
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 03695e3d951cf1811b41581bc92f8c92b8c27166443cc77e55d63f31f5fa9186
[INFO] running `Command { std: "docker" "start" "-a" "03695e3d951cf1811b41581bc92f8c92b8c27166443cc77e55d63f31f5fa9186", kill_on_drop: false }`
[INFO] [stderr]    Compiling ramp_table v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "03695e3d951cf1811b41581bc92f8c92b8c27166443cc77e55d63f31f5fa9186", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03695e3d951cf1811b41581bc92f8c92b8c27166443cc77e55d63f31f5fa9186", kill_on_drop: false }`
[INFO] [stdout] 03695e3d951cf1811b41581bc92f8c92b8c27166443cc77e55d63f31f5fa9186
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2dd6a9807a860309d598e5411d57fa78ba5ad4240e4085f0d96a9189d6d9f324
[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" "2dd6a9807a860309d598e5411d57fa78ba5ad4240e4085f0d96a9189d6d9f324", kill_on_drop: false }`
[INFO] [stderr]    Compiling ramp_table v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "2dd6a9807a860309d598e5411d57fa78ba5ad4240e4085f0d96a9189d6d9f324", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dd6a9807a860309d598e5411d57fa78ba5ad4240e4085f0d96a9189d6d9f324", kill_on_drop: false }`
[INFO] [stdout] 2dd6a9807a860309d598e5411d57fa78ba5ad4240e4085f0d96a9189d6d9f324
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 19be959929a223b4b31d1889bd19f0d51017d05d2e62b0f4f849ea3bcd666e6a
[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" "19be959929a223b4b31d1889bd19f0d51017d05d2e62b0f4f849ea3bcd666e6a", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ramp_table-a5e83933b5b7208e
[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 ramp_table
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - RampTable<T>::iter (line 112) ... ok
[INFO] [stdout] test src/lib.rs - RampTable<T>::finish_key (line 87) ... ok
[INFO] [stdout] test src/lib.rs - RampTable<T>::iter_mut (line 140) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.08s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "19be959929a223b4b31d1889bd19f0d51017d05d2e62b0f4f849ea3bcd666e6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19be959929a223b4b31d1889bd19f0d51017d05d2e62b0f4f849ea3bcd666e6a", kill_on_drop: false }`
[INFO] [stdout] 19be959929a223b4b31d1889bd19f0d51017d05d2e62b0f4f849ea3bcd666e6a