[INFO] fetching crate vrp-core 1.15.0...
[INFO] testing vrp-core-1.15.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate vrp-core 1.15.0 into /workspace/builds/worker-100/source
[INFO] validating manifest of crates.io crate vrp-core 1.15.0 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 vrp-core 1.15.0
[INFO] finished tweaking crates.io crate vrp-core 1.15.0
[INFO] tweaked toml for crates.io crate vrp-core 1.15.0 written to /workspace/builds/worker-100/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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] 50ce2460e4a2b6b3a9c7c04f0f51ee0a523579b8a935d3ba0e42d05275a05c40
[INFO] running `Command { std: "docker" "start" "-a" "50ce2460e4a2b6b3a9c7c04f0f51ee0a523579b8a935d3ba0e42d05275a05c40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50ce2460e4a2b6b3a9c7c04f0f51ee0a523579b8a935d3ba0e42d05275a05c40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50ce2460e4a2b6b3a9c7c04f0f51ee0a523579b8a935d3ba0e42d05275a05c40", kill_on_drop: false }`
[INFO] [stdout] 50ce2460e4a2b6b3a9c7c04f0f51ee0a523579b8a935d3ba0e42d05275a05c40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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] 18c9d4cf6482d61896f1b488a998951e5443aba507bf93ed01c0f29c7e9828cc
[INFO] running `Command { std: "docker" "start" "-a" "18c9d4cf6482d61896f1b488a998951e5443aba507bf93ed01c0f29c7e9828cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.7
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.7
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling once_cell v1.9.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling getrandom v0.2.5
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling crossbeam-channel v0.5.2
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling hashbrown v0.12.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling rosomaxa v0.1.0
[INFO] [stderr]    Compiling vrp-core v1.15.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.90s
[INFO] running `Command { std: "docker" "inspect" "18c9d4cf6482d61896f1b488a998951e5443aba507bf93ed01c0f29c7e9828cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18c9d4cf6482d61896f1b488a998951e5443aba507bf93ed01c0f29c7e9828cc", kill_on_drop: false }`
[INFO] [stdout] 18c9d4cf6482d61896f1b488a998951e5443aba507bf93ed01c0f29c7e9828cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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] 82552dd916bdb6e3eebddbfe6b312c074f852239a52c6650a2f4d0fc93f3ffdc
[INFO] running `Command { std: "docker" "start" "-a" "82552dd916bdb6e3eebddbfe6b312c074f852239a52c6650a2f4d0fc93f3ffdc", kill_on_drop: false }`
[INFO] [stderr]    Compiling vrp-core v1.15.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: format argument must be a string literal
[INFO] [stdout]    --> src/construction/constraints/../../../tests/unit/construction/constraints/capacity_test.rs:179:43
[INFO] [stdout]     |
[INFO] [stdout] 179 |         (Ok(_), Err(err)) => unreachable!(format!("unexpected ok, when err '{}' expected", err)),
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: you might be missing a string literal to format with
[INFO] [stdout]     |
[INFO] [stdout] 179 |         (Ok(_), Err(err)) => unreachable!("{}", format!("unexpected ok, when err '{}' expected", err)),
[INFO] [stdout]     |                                           +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: format argument must be a string literal
[INFO] [stdout]    --> src/construction/constraints/../../../tests/unit/construction/constraints/capacity_test.rs:180:43
[INFO] [stdout]     |
[INFO] [stdout] 180 |         (Err(err), Ok(_)) => unreachable!(format!("unexpected err: '{}'", err)),
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: you might be missing a string literal to format with
[INFO] [stdout]     |
[INFO] [stdout] 180 |         (Err(err), Ok(_)) => unreachable!("{}", format!("unexpected err: '{}'", err)),
[INFO] [stdout]     |                                           +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `vrp-core` due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "82552dd916bdb6e3eebddbfe6b312c074f852239a52c6650a2f4d0fc93f3ffdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82552dd916bdb6e3eebddbfe6b312c074f852239a52c6650a2f4d0fc93f3ffdc", kill_on_drop: false }`
[INFO] [stdout] 82552dd916bdb6e3eebddbfe6b312c074f852239a52c6650a2f4d0fc93f3ffdc