[INFO] fetching crate ck3save 0.2.7...
[INFO] checking ck3save-0.2.7 against try#3bb2879ea9e58d65b875f9a98df44f4a43ce2597 for pr-85387
[INFO] extracting crate ck3save 0.2.7 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ck3save 0.2.7 on toolchain 3bb2879ea9e58d65b875f9a98df44f4a43ce2597
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ck3save 0.2.7
[INFO] finished tweaking crates.io crate ck3save 0.2.7
[INFO] tweaked toml for crates.io crate ck3save 0.2.7 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate ck3save 0.2.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unchecked-index v0.2.2
[INFO] [stderr]   Downloaded jomini_derive v0.2.1
[INFO] [stderr]   Downloaded attohttpc v0.17.0
[INFO] [stderr]   Downloaded cast v0.2.5
[INFO] [stderr]   Downloaded jomini v0.13.2
[INFO] [stderr]   Downloaded twoway v0.2.1
[INFO] [stderr]   Downloaded wildmatch v1.1.0
[INFO] [stderr]   Downloaded plotters v0.3.0
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "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] 6ba53929e0b268d6ae57317a7353202009757c18cbeecc7e9fd28757197f270f
[INFO] running `Command { std: "docker" "start" "-a" "6ba53929e0b268d6ae57317a7353202009757c18cbeecc7e9fd28757197f270f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ba53929e0b268d6ae57317a7353202009757c18cbeecc7e9fd28757197f270f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ba53929e0b268d6ae57317a7353202009757c18cbeecc7e9fd28757197f270f", kill_on_drop: false }`
[INFO] [stdout] 6ba53929e0b268d6ae57317a7353202009757c18cbeecc7e9fd28757197f270f
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a7df81a72853f428441e5fc8f0339c51e1baa8d0f0a360881089fc7f9bd903b
[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" "7a7df81a72853f428441e5fc8f0339c51e1baa8d0f0a360881089fc7f9bd903b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.71
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling ck3save v0.2.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking wildmatch v1.1.0
[INFO] [stderr]     Checking unchecked-index v0.2.2
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling openssl-sys v0.9.62
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking regex v1.5.3
[INFO] [stderr]    Compiling cast v0.2.5
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking plotters v0.3.0
[INFO] [stderr]     Checking twoway v0.2.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling openssl v0.10.34
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking rayon v1.5.0
[INFO] [stderr]     Checking url v2.2.1
[INFO] [stderr]     Checking attohttpc v0.17.0
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling jomini_derive v0.2.1
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking zip v0.5.12
[INFO] [stderr]     Checking serde v1.0.125
[INFO] [stderr]     Checking jomini v0.13.2
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.3.4
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.72s
[INFO] running `Command { std: "docker" "inspect" "7a7df81a72853f428441e5fc8f0339c51e1baa8d0f0a360881089fc7f9bd903b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a7df81a72853f428441e5fc8f0339c51e1baa8d0f0a360881089fc7f9bd903b", kill_on_drop: false }`
[INFO] [stdout] 7a7df81a72853f428441e5fc8f0339c51e1baa8d0f0a360881089fc7f9bd903b