[INFO] cloning repository https://github.com/lights0123/ddelta-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lights0123/ddelta-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flights0123%2Fddelta-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flights0123%2Fddelta-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 17662629fda4cbb3e2f38aa36626c47ebba6f30b
[INFO] checking lights0123/ddelta-rs against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flights0123%2Fddelta-rs" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lights0123/ddelta-rs on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lights0123/ddelta-rs
[INFO] finished tweaking git repo https://github.com/lights0123/ddelta-rs
[INFO] tweaked toml for git repo https://github.com/lights0123/ddelta-rs written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/lights0123/ddelta-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zerocopy-derive v0.2.0
[INFO] [stderr]   Downloaded zerocopy v0.3.0
[INFO] [stderr]   Downloaded sacabase v2.0.0
[INFO] [stderr]   Downloaded cdivsufsort v2.0.0
[INFO] [stderr]   Downloaded divsufsort v2.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0d3afd041d6a1742651cf8c2c3b05c6a55a5e3806b42b2ba268a334d5597c007
[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" "0d3afd041d6a1742651cf8c2c3b05c6a55a5e3806b42b2ba268a334d5597c007", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d3afd041d6a1742651cf8c2c3b05c6a55a5e3806b42b2ba268a334d5597c007", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d3afd041d6a1742651cf8c2c3b05c6a55a5e3806b42b2ba268a334d5597c007", kill_on_drop: false }`
[INFO] [stdout] 0d3afd041d6a1742651cf8c2c3b05c6a55a5e3806b42b2ba268a334d5597c007
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04e092d7817aaa3adf96a3154fa6d9855591afd60e4840417a5002631fb67ff1
[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" "04e092d7817aaa3adf96a3154fa6d9855591afd60e4840417a5002631fb67ff1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking number_prefix v0.3.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling cdivsufsort v2.0.0
[INFO] [stderr]     Checking clicolors-control v1.0.1
[INFO] [stderr]     Checking termios v0.3.1
[INFO] [stderr]     Checking sacabase v2.0.0
[INFO] [stderr]     Checking console v0.10.0
[INFO] [stderr]     Checking divsufsort v2.0.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking indicatif v0.14.0
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling argh_derive v0.1.1
[INFO] [stderr]    Compiling zerocopy-derive v0.2.0
[INFO] [stderr]     Checking zerocopy v0.3.0
[INFO] [stderr]     Checking argh v0.1.3
[INFO] [stderr]     Checking ddelta v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.44s
[INFO] running `Command { std: "docker" "inspect" "04e092d7817aaa3adf96a3154fa6d9855591afd60e4840417a5002631fb67ff1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04e092d7817aaa3adf96a3154fa6d9855591afd60e4840417a5002631fb67ff1", kill_on_drop: false }`
[INFO] [stdout] 04e092d7817aaa3adf96a3154fa6d9855591afd60e4840417a5002631fb67ff1