[INFO] cloning repository https://github.com/timglabisch/rust_mergeable_map
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/timglabisch/rust_mergeable_map" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimglabisch%2Frust_mergeable_map", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimglabisch%2Frust_mergeable_map'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dd9345b700524a238505fe14c60d5e82f45bed49
[INFO] testing timglabisch/rust_mergeable_map against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimglabisch%2Frust_mergeable_map" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/timglabisch/rust_mergeable_map on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/timglabisch/rust_mergeable_map
[INFO] finished tweaking git repo https://github.com/timglabisch/rust_mergeable_map
[INFO] tweaked toml for git repo https://github.com/timglabisch/rust_mergeable_map written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/timglabisch/rust_mergeable_map already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 01063830ae83f47d9967fe0b1d2e3b47d1aaa830c19b732caa281a19b0fb6b30
[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" "01063830ae83f47d9967fe0b1d2e3b47d1aaa830c19b732caa281a19b0fb6b30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01063830ae83f47d9967fe0b1d2e3b47d1aaa830c19b732caa281a19b0fb6b30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01063830ae83f47d9967fe0b1d2e3b47d1aaa830c19b732caa281a19b0fb6b30", kill_on_drop: false }`
[INFO] [stdout] 01063830ae83f47d9967fe0b1d2e3b47d1aaa830c19b732caa281a19b0fb6b30
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1cfc577a8872c32f382e70be65585e7ebafd980cbc4fd70181f8c99ebe498c91
[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" "1cfc577a8872c32f382e70be65585e7ebafd980cbc4fd70181f8c99ebe498c91", kill_on_drop: false }`
[INFO] [stderr]    Compiling mergeable_map v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::hash_map::RandomState`
[INFO] [stdout]  --> src/mapmerge.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::hash_map::RandomState;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::hash::Hash`
[INFO] [stdout]  --> src/mapmerge.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::hash::Hash;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "1cfc577a8872c32f382e70be65585e7ebafd980cbc4fd70181f8c99ebe498c91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cfc577a8872c32f382e70be65585e7ebafd980cbc4fd70181f8c99ebe498c91", kill_on_drop: false }`
[INFO] [stdout] 1cfc577a8872c32f382e70be65585e7ebafd980cbc4fd70181f8c99ebe498c91
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 130f60287ba14da3a03a6fdd1663f96731287470d765bd5ee4f2cd57eb7f5b85
[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" "130f60287ba14da3a03a6fdd1663f96731287470d765bd5ee4f2cd57eb7f5b85", kill_on_drop: false }`
[INFO] [stderr]    Compiling mergeable_map v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::hash_map::RandomState`
[INFO] [stdout]  --> src/mapmerge.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::hash_map::RandomState;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::hash::Hash`
[INFO] [stdout]  --> src/mapmerge.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::hash::Hash;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "130f60287ba14da3a03a6fdd1663f96731287470d765bd5ee4f2cd57eb7f5b85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "130f60287ba14da3a03a6fdd1663f96731287470d765bd5ee4f2cd57eb7f5b85", kill_on_drop: false }`
[INFO] [stdout] 130f60287ba14da3a03a6fdd1663f96731287470d765bd5ee4f2cd57eb7f5b85
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0142cc48df0b990238f07b30949227203b3f94a5690e945b6721c77b63032897
[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" "0142cc48df0b990238f07b30949227203b3f94a5690e945b6721c77b63032897", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::collections::hash_map::RandomState`
[INFO] [stderr]  --> src/mapmerge.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::collections::hash_map::RandomState;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::hash::Hash`
[INFO] [stderr]  --> src/mapmerge.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::hash::Hash;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mergeable_map-e85a58a87eddaf81
[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] running `Command { std: "docker" "inspect" "0142cc48df0b990238f07b30949227203b3f94a5690e945b6721c77b63032897", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0142cc48df0b990238f07b30949227203b3f94a5690e945b6721c77b63032897", kill_on_drop: false }`
[INFO] [stdout] 0142cc48df0b990238f07b30949227203b3f94a5690e945b6721c77b63032897