[INFO] fetching crate memusage 0.1.0...
[INFO] testing memusage-0.1.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate memusage 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate memusage 0.1.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate memusage 0.1.0
[INFO] finished tweaking crates.io crate memusage 0.1.0
[INFO] tweaked toml for crates.io crate memusage 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f979f6aed04b36318ee617c5e22c9329aff7bf40c2882db7938d88b87ac10cdf
[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" "f979f6aed04b36318ee617c5e22c9329aff7bf40c2882db7938d88b87ac10cdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f979f6aed04b36318ee617c5e22c9329aff7bf40c2882db7938d88b87ac10cdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f979f6aed04b36318ee617c5e22c9329aff7bf40c2882db7938d88b87ac10cdf", kill_on_drop: false }`
[INFO] [stdout] f979f6aed04b36318ee617c5e22c9329aff7bf40c2882db7938d88b87ac10cdf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b42299e8a84e19274b08d25e75154dd4e7b4f23b98a3a69976c21d348689c151
[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" "b42299e8a84e19274b08d25e75154dd4e7b4f23b98a3a69976c21d348689c151", kill_on_drop: false }`
[INFO] [stderr]    Compiling memusage v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "b42299e8a84e19274b08d25e75154dd4e7b4f23b98a3a69976c21d348689c151", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b42299e8a84e19274b08d25e75154dd4e7b4f23b98a3a69976c21d348689c151", kill_on_drop: false }`
[INFO] [stdout] b42299e8a84e19274b08d25e75154dd4e7b4f23b98a3a69976c21d348689c151
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5046a3a20482fcb6f1933a03c2ed622f783b69875e82c79834025af2462028dc
[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" "5046a3a20482fcb6f1933a03c2ed622f783b69875e82c79834025af2462028dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling memusage v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "5046a3a20482fcb6f1933a03c2ed622f783b69875e82c79834025af2462028dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5046a3a20482fcb6f1933a03c2ed622f783b69875e82c79834025af2462028dc", kill_on_drop: false }`
[INFO] [stdout] 5046a3a20482fcb6f1933a03c2ed622f783b69875e82c79834025af2462028dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7378d1bda559ce9334d8d9904e7663d345d8bfabb8c51d36ec9a1632e23f1930
[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" "7378d1bda559ce9334d8d9904e7663d345d8bfabb8c51d36ec9a1632e23f1930", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/memusage-b3fb831fe324c573)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests memusage
[INFO] [stdout] running 12 tests
[INFO] [stdout] test builtin::core::tests::children ... ok
[INFO] [stdout] test builtin::slice::tests::children ... ok
[INFO] [stdout] test builtin::slice::tests::direct ... ok
[INFO] [stdout] test builtin::slice::tests::indirect ... ok
[INFO] [stdout] test builtin::string::tests::direct ... ok
[INFO] [stdout] test builtin::string::tests::children ... ok
[INFO] [stdout] test builtin::string::tests::indirect ... ok
[INFO] [stdout] test builtin::vec::tests::children ... ok
[INFO] [stdout] test builtin::vec::tests::direct ... ok
[INFO] [stdout] test builtin::vec::tests::indirect ... ok
[INFO] [stdout] test builtin::core::tests::indirect ... ok
[INFO] [stdout] test builtin::core::tests::direct ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7378d1bda559ce9334d8d9904e7663d345d8bfabb8c51d36ec9a1632e23f1930", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7378d1bda559ce9334d8d9904e7663d345d8bfabb8c51d36ec9a1632e23f1930", kill_on_drop: false }`
[INFO] [stdout] 7378d1bda559ce9334d8d9904e7663d345d8bfabb8c51d36ec9a1632e23f1930