[INFO] fetching crate join-lazy-fmt 0.9.2...
[INFO] testing join-lazy-fmt-0.9.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate join-lazy-fmt 0.9.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate join-lazy-fmt 0.9.2 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate join-lazy-fmt 0.9.2
[INFO] finished tweaking crates.io crate join-lazy-fmt 0.9.2
[INFO] tweaked toml for crates.io crate join-lazy-fmt 0.9.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a08ece7f0069c99db2220c088b22e898efa00f539e672fbe9e64d114ed67d2bd
[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" "a08ece7f0069c99db2220c088b22e898efa00f539e672fbe9e64d114ed67d2bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a08ece7f0069c99db2220c088b22e898efa00f539e672fbe9e64d114ed67d2bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a08ece7f0069c99db2220c088b22e898efa00f539e672fbe9e64d114ed67d2bd", kill_on_drop: false }`
[INFO] [stdout] a08ece7f0069c99db2220c088b22e898efa00f539e672fbe9e64d114ed67d2bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.49.0" "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] 838d4f150fad3d44d227157c5bf749100fc422e02291f7c1e1947f9facf31319
[INFO] running `Command { std: "docker" "start" "-a" "838d4f150fad3d44d227157c5bf749100fc422e02291f7c1e1947f9facf31319", kill_on_drop: false }`
[INFO] [stderr]    Compiling join-lazy-fmt v0.9.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "838d4f150fad3d44d227157c5bf749100fc422e02291f7c1e1947f9facf31319", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "838d4f150fad3d44d227157c5bf749100fc422e02291f7c1e1947f9facf31319", kill_on_drop: false }`
[INFO] [stdout] 838d4f150fad3d44d227157c5bf749100fc422e02291f7c1e1947f9facf31319
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.49.0" "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] 849604d31fb14875ed8e74ffca4beb060051665c18ab9f26dd77f6711342eeb6
[INFO] running `Command { std: "docker" "start" "-a" "849604d31fb14875ed8e74ffca4beb060051665c18ab9f26dd77f6711342eeb6", kill_on_drop: false }`
[INFO] [stderr]    Compiling join-lazy-fmt v0.9.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "849604d31fb14875ed8e74ffca4beb060051665c18ab9f26dd77f6711342eeb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "849604d31fb14875ed8e74ffca4beb060051665c18ab9f26dd77f6711342eeb6", kill_on_drop: false }`
[INFO] [stdout] 849604d31fb14875ed8e74ffca4beb060051665c18ab9f26dd77f6711342eeb6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 26d8fc8653809a1a024b1d4faa70b6d1c15239e0fbe7a7fac99445e827e699fd
[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" "26d8fc8653809a1a024b1d4faa70b6d1c15239e0fbe7a7fac99445e827e699fd", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/join_lazy_fmt-d397ab5a1196728c
[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]    Doc-tests join-lazy-fmt
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/join.rs - join::Join (line 18) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "26d8fc8653809a1a024b1d4faa70b6d1c15239e0fbe7a7fac99445e827e699fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26d8fc8653809a1a024b1d4faa70b6d1c15239e0fbe7a7fac99445e827e699fd", kill_on_drop: false }`
[INFO] [stdout] 26d8fc8653809a1a024b1d4faa70b6d1c15239e0fbe7a7fac99445e827e699fd