[INFO] fetching crate ltxmk 0.0.0...
[INFO] testing ltxmk-0.0.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate ltxmk 0.0.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate ltxmk 0.0.0 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 ltxmk 0.0.0
[INFO] finished tweaking crates.io crate ltxmk 0.0.0
[INFO] tweaked toml for crates.io crate ltxmk 0.0.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate ltxmk 0.0.0 already has a lockfile, it will not be regenerated
[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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e2d3b739e3e140cf2a2c81abd2dd6a8953fbda38a4d00b9b2b6c4c023d544fee
[INFO] running `Command { std: "docker" "start" "-a" "e2d3b739e3e140cf2a2c81abd2dd6a8953fbda38a4d00b9b2b6c4c023d544fee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2d3b739e3e140cf2a2c81abd2dd6a8953fbda38a4d00b9b2b6c4c023d544fee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2d3b739e3e140cf2a2c81abd2dd6a8953fbda38a4d00b9b2b6c4c023d544fee", kill_on_drop: false }`
[INFO] [stdout] e2d3b739e3e140cf2a2c81abd2dd6a8953fbda38a4d00b9b2b6c4c023d544fee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stdout] f729dc0756f7727b633fabc840e094def5e9c2cf3bb101a255d1bf549a49ff0f
[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" "f729dc0756f7727b633fabc840e094def5e9c2cf3bb101a255d1bf549a49ff0f", kill_on_drop: false }`
[INFO] [stderr]    Compiling ltxmk v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "f729dc0756f7727b633fabc840e094def5e9c2cf3bb101a255d1bf549a49ff0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f729dc0756f7727b633fabc840e094def5e9c2cf3bb101a255d1bf549a49ff0f", kill_on_drop: false }`
[INFO] [stdout] f729dc0756f7727b633fabc840e094def5e9c2cf3bb101a255d1bf549a49ff0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 7cc61fdd6e4b0d6998839170f942130f0ed6c47a6629e5557232bfeda8e96199
[INFO] running `Command { std: "docker" "start" "-a" "7cc61fdd6e4b0d6998839170f942130f0ed6c47a6629e5557232bfeda8e96199", kill_on_drop: false }`
[INFO] [stderr]    Compiling ltxmk v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "7cc61fdd6e4b0d6998839170f942130f0ed6c47a6629e5557232bfeda8e96199", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cc61fdd6e4b0d6998839170f942130f0ed6c47a6629e5557232bfeda8e96199", kill_on_drop: false }`
[INFO] [stdout] 7cc61fdd6e4b0d6998839170f942130f0ed6c47a6629e5557232bfeda8e96199
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6e8e42ffe2e87b3c014f7042053d9620743589929262e1841a04d4e4196750e9
[INFO] running `Command { std: "docker" "start" "-a" "6e8e42ffe2e87b3c014f7042053d9620743589929262e1841a04d4e4196750e9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ltxmk-9d0f54db4fef70ae
[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" "6e8e42ffe2e87b3c014f7042053d9620743589929262e1841a04d4e4196750e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e8e42ffe2e87b3c014f7042053d9620743589929262e1841a04d4e4196750e9", kill_on_drop: false }`
[INFO] [stdout] 6e8e42ffe2e87b3c014f7042053d9620743589929262e1841a04d4e4196750e9