[INFO] fetching crate dupes 0.1.0...
[INFO] testing dupes-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate dupes 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate dupes 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 dupes 0.1.0
[INFO] finished tweaking crates.io crate dupes 0.1.0
[INFO] tweaked toml for crates.io crate dupes 0.1.0 written to /workspace/builds/worker-7/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-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" "+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] 7073786df7c296130328f7ac8008672c9a9a9c816f1ebe870b5f7f87d28accd8
[INFO] running `Command { std: "docker" "start" "-a" "7073786df7c296130328f7ac8008672c9a9a9c816f1ebe870b5f7f87d28accd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7073786df7c296130328f7ac8008672c9a9a9c816f1ebe870b5f7f87d28accd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7073786df7c296130328f7ac8008672c9a9a9c816f1ebe870b5f7f87d28accd8", kill_on_drop: false }`
[INFO] [stdout] 7073786df7c296130328f7ac8008672c9a9a9c816f1ebe870b5f7f87d28accd8
[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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 586a8f13b234424d0eb17e4beb16d39a39c2a311106753cba8f456fbf7f7b683
[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" "586a8f13b234424d0eb17e4beb16d39a39c2a311106753cba8f456fbf7f7b683", kill_on_drop: false }`
[INFO] [stderr]    Compiling dupes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "586a8f13b234424d0eb17e4beb16d39a39c2a311106753cba8f456fbf7f7b683", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "586a8f13b234424d0eb17e4beb16d39a39c2a311106753cba8f456fbf7f7b683", kill_on_drop: false }`
[INFO] [stdout] 586a8f13b234424d0eb17e4beb16d39a39c2a311106753cba8f456fbf7f7b683
[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" "+beta-2021-01-01" "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] 925e7b94eec3099ab609bfed416ecaf1e6cd82843d674d110a823223fe45142c
[INFO] running `Command { std: "docker" "start" "-a" "925e7b94eec3099ab609bfed416ecaf1e6cd82843d674d110a823223fe45142c", kill_on_drop: false }`
[INFO] [stderr]    Compiling dupes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "925e7b94eec3099ab609bfed416ecaf1e6cd82843d674d110a823223fe45142c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "925e7b94eec3099ab609bfed416ecaf1e6cd82843d674d110a823223fe45142c", kill_on_drop: false }`
[INFO] [stdout] 925e7b94eec3099ab609bfed416ecaf1e6cd82843d674d110a823223fe45142c
[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" "+beta-2021-01-01" "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] 3620c6a8587ec96c3d36d2d06a23c617bc86dfcad2af68d46513ef0acee7e63d
[INFO] running `Command { std: "docker" "start" "-a" "3620c6a8587ec96c3d36d2d06a23c617bc86dfcad2af68d46513ef0acee7e63d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/dupes-7b2a27a9b6e7e285
[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" "3620c6a8587ec96c3d36d2d06a23c617bc86dfcad2af68d46513ef0acee7e63d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3620c6a8587ec96c3d36d2d06a23c617bc86dfcad2af68d46513ef0acee7e63d", kill_on_drop: false }`
[INFO] [stdout] 3620c6a8587ec96c3d36d2d06a23c617bc86dfcad2af68d46513ef0acee7e63d