[INFO] fetching crate ref-map 0.1.1...
[INFO] testing ref-map-0.1.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate ref-map 0.1.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate ref-map 0.1.1 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 ref-map 0.1.1
[INFO] finished tweaking crates.io crate ref-map 0.1.1
[INFO] tweaked toml for crates.io crate ref-map 0.1.1 written to /workspace/builds/worker-2/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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 48ae4cfaa164e416a5f4bcc15784baed4bb0f1ce6797b6282f6a3822aa7f7f27
[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" "48ae4cfaa164e416a5f4bcc15784baed4bb0f1ce6797b6282f6a3822aa7f7f27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48ae4cfaa164e416a5f4bcc15784baed4bb0f1ce6797b6282f6a3822aa7f7f27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48ae4cfaa164e416a5f4bcc15784baed4bb0f1ce6797b6282f6a3822aa7f7f27", kill_on_drop: false }`
[INFO] [stdout] 48ae4cfaa164e416a5f4bcc15784baed4bb0f1ce6797b6282f6a3822aa7f7f27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b56a7f267d6038ee4dcdb6f4228ac1745b51fee42b0365c6749765e04f50fa2
[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" "2b56a7f267d6038ee4dcdb6f4228ac1745b51fee42b0365c6749765e04f50fa2", kill_on_drop: false }`
[INFO] [stderr]    Compiling ref-map v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "2b56a7f267d6038ee4dcdb6f4228ac1745b51fee42b0365c6749765e04f50fa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b56a7f267d6038ee4dcdb6f4228ac1745b51fee42b0365c6749765e04f50fa2", kill_on_drop: false }`
[INFO] [stdout] 2b56a7f267d6038ee4dcdb6f4228ac1745b51fee42b0365c6749765e04f50fa2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c2153dd5c859c0080b7670136d0f7327a074138d990c2ae150d69abef1e7000
[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" "4c2153dd5c859c0080b7670136d0f7327a074138d990c2ae150d69abef1e7000", kill_on_drop: false }`
[INFO] [stderr]    Compiling ref-map v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "4c2153dd5c859c0080b7670136d0f7327a074138d990c2ae150d69abef1e7000", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c2153dd5c859c0080b7670136d0f7327a074138d990c2ae150d69abef1e7000", kill_on_drop: false }`
[INFO] [stdout] 4c2153dd5c859c0080b7670136d0f7327a074138d990c2ae150d69abef1e7000
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6e03fa929f312036f3990ed9d60f323193e66ddf8dafd18c1e28de0ea44eba83
[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" "6e03fa929f312036f3990ed9d60f323193e66ddf8dafd18c1e28de0ea44eba83", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ref_map-459a6e0aa62fdcbe
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test::test_ok ... ok
[INFO] [stdout] test test::test_err ... ok
[INFO] [stdout] test test::test_option ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ref-map
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/option.rs - option::OptionRefMap (line 21) ... ok
[INFO] [stdout] test src/lib.rs - (line 41) ... ok
[INFO] [stdout] test src/result.rs - result::ResultRefMap (line 21) ... ok
[INFO] [stdout] test src/result.rs - result::ResultRefMap (line 37) ... ok
[INFO] [stdout] test src/lib.rs - (line 25) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.43s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6e03fa929f312036f3990ed9d60f323193e66ddf8dafd18c1e28de0ea44eba83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e03fa929f312036f3990ed9d60f323193e66ddf8dafd18c1e28de0ea44eba83", kill_on_drop: false }`
[INFO] [stdout] 6e03fa929f312036f3990ed9d60f323193e66ddf8dafd18c1e28de0ea44eba83