[INFO] fetching crate zdump 1.2.3...
[INFO] checking zdump-1.2.3 against beta for pr-78714
[INFO] extracting crate zdump 1.2.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate zdump 1.2.3 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zdump 1.2.3
[INFO] finished tweaking crates.io crate zdump 1.2.3
[INFO] tweaked toml for crates.io crate zdump 1.2.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate zdump 1.2.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e44e70a84d98e9acc5e27a36c4b455657d7179974c9a1623db7a6edd12650e2c
[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" "e44e70a84d98e9acc5e27a36c4b455657d7179974c9a1623db7a6edd12650e2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e44e70a84d98e9acc5e27a36c4b455657d7179974c9a1623db7a6edd12650e2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e44e70a84d98e9acc5e27a36c4b455657d7179974c9a1623db7a6edd12650e2c", kill_on_drop: false }`
[INFO] [stdout] e44e70a84d98e9acc5e27a36c4b455657d7179974c9a1623db7a6edd12650e2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--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] 421bc445e2c4c77df12cf6ea25dd67a559466ca1cbf8d8df816a5aadfdf85623
[INFO] running `Command { std: "docker" "start" "-a" "421bc445e2c4c77df12cf6ea25dd67a559466ca1cbf8d8df816a5aadfdf85623", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking libtzfile v2.0.0
[INFO] [stderr]     Checking zdump v1.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.32s
[INFO] running `Command { std: "docker" "inspect" "421bc445e2c4c77df12cf6ea25dd67a559466ca1cbf8d8df816a5aadfdf85623", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "421bc445e2c4c77df12cf6ea25dd67a559466ca1cbf8d8df816a5aadfdf85623", kill_on_drop: false }`
[INFO] [stdout] 421bc445e2c4c77df12cf6ea25dd67a559466ca1cbf8d8df816a5aadfdf85623