[INFO] cloning repository https://github.com/PegasisForever/rust_todo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PegasisForever/rust_todo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPegasisForever%2Frust_todo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPegasisForever%2Frust_todo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d8c47bee8c0f53a5666f809cea3d6fb59d08080f
[INFO] testing PegasisForever/rust_todo against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPegasisForever%2Frust_todo" "/workspace/builds/worker-56/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-56/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PegasisForever/rust_todo 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 git repo https://github.com/PegasisForever/rust_todo
[INFO] finished tweaking git repo https://github.com/PegasisForever/rust_todo
[INFO] tweaked toml for git repo https://github.com/PegasisForever/rust_todo written to /workspace/builds/worker-56/source/Cargo.toml
[INFO] crate git repo https://github.com/PegasisForever/rust_todo already has a lockfile, it will not be regenerated
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded actix-cors v0.2.0
[INFO] [stderr]   Downloaded async-trait v0.1.40
[INFO] [stderr]   Downloaded weak-table v0.3.0
[INFO] [stderr]   Downloaded json v0.12.4
[INFO] [stderr]   Downloaded actix-server v1.0.3
[INFO] [stderr]   Downloaded tracing-core v0.1.15
[INFO] [stderr]   Downloaded widestring v0.4.2
[INFO] [stderr]   Downloaded either v1.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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] fa7662faab778764f092f966a885519dff8fae1f3a2ea16c2f26eca395e8d99f
[INFO] running `Command { std: "docker" "start" "-a" "fa7662faab778764f092f966a885519dff8fae1f3a2ea16c2f26eca395e8d99f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa7662faab778764f092f966a885519dff8fae1f3a2ea16c2f26eca395e8d99f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa7662faab778764f092f966a885519dff8fae1f3a2ea16c2f26eca395e8d99f", kill_on_drop: false }`
[INFO] [stdout] fa7662faab778764f092f966a885519dff8fae1f3a2ea16c2f26eca395e8d99f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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] 1133d6e48fd48188ddbedf8626862307ad4015962f79f19c06184f2c4b983ecf
[INFO] running `Command { std: "docker" "start" "-a" "1133d6e48fd48188ddbedf8626862307ad4015962f79f19c06184f2c4b983ecf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling futures-sink v0.3.5
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]    Compiling once_cell v1.4.1
[INFO] [stderr]    Compiling arc-swap v0.4.7
[INFO] [stderr]    Compiling pin-project-lite v0.1.7
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling smallvec v1.4.2
[INFO] [stderr]    Compiling instant v0.1.6
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling tinyvec v0.3.4
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling copyless v0.1.5
[INFO] [stderr]    Compiling gimli v0.22.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling object v0.20.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling either v1.6.0
[INFO] [stderr]    Compiling cc v1.0.59
[INFO] [stderr]    Compiling match_cfg v0.1.0
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling linked-hash-map v0.5.3
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling encoding_rs v0.8.24
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling dtoa v0.4.6
[INFO] [stderr]    Compiling sha1 v0.6.0
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling base64 v0.11.0
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling arrayvec v0.5.1
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling weak-table v0.3.0
[INFO] [stderr]    Compiling json v0.12.4
[INFO] [stderr]    Compiling hex v0.4.2
[INFO] [stderr]    Compiling lock_api v0.4.1
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling indexmap v1.5.1
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling tracing-core v0.1.15
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling bytestring v0.1.5
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling miniz_oxide v0.4.1
[INFO] [stderr] error: could not compile `json`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name json --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/json-0.12.4/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=8e223722888cc133 -C extra-filename=-8e223722888cc133 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "1133d6e48fd48188ddbedf8626862307ad4015962f79f19c06184f2c4b983ecf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1133d6e48fd48188ddbedf8626862307ad4015962f79f19c06184f2c4b983ecf", kill_on_drop: false }`
[INFO] [stdout] 1133d6e48fd48188ddbedf8626862307ad4015962f79f19c06184f2c4b983ecf