[INFO] fetching crate imperator-save 0.4.2...
[INFO] checking imperator-save-0.4.2 against master#91c0823ee63e793d990bb9fed898dc95b5d6db51 for pr-125384-2
[INFO] extracting crate imperator-save 0.4.2 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate imperator-save 0.4.2 on toolchain 91c0823ee63e793d990bb9fed898dc95b5d6db51
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+91c0823ee63e793d990bb9fed898dc95b5d6db51" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate imperator-save 0.4.2
[INFO] finished tweaking crates.io crate imperator-save 0.4.2
[INFO] tweaked toml for crates.io crate imperator-save 0.4.2 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate imperator-save 0.4.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+91c0823ee63e793d990bb9fed898dc95b5d6db51" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded once_cell v1.12.0
[INFO] [stderr]   Downloaded byteorder v1.4.3
[INFO] [stderr]   Downloaded thiserror v1.0.31
[INFO] [stderr]   Downloaded proc-macro2 v1.0.40
[INFO] [stderr]   Downloaded miniz_oxide v0.5.3
[INFO] [stderr]   Downloaded flate2 v1.0.24
[INFO] [stderr]   Downloaded openssl-macros v0.1.0
[INFO] [stderr]   Downloaded security-framework-sys v2.6.1
[INFO] [stderr]   Downloaded schannel v0.1.20
[INFO] [stderr]   Downloaded core-foundation v0.9.3
[INFO] [stderr]   Downloaded bytes v1.1.0
[INFO] [stderr]   Downloaded http v0.2.8
[INFO] [stderr]   Downloaded libc v0.2.126
[INFO] [stderr]   Downloaded openssl v0.10.40
[INFO] [stderr]   Downloaded openssl-sys v0.9.74
[INFO] [stderr]   Downloaded security-framework v2.6.1
[INFO] [stderr]   Downloaded unicode-normalization v0.1.21
[INFO] [stderr]   Downloaded url v2.2.2
[INFO] [stderr]   Downloaded serde_json v1.0.82
[INFO] [stderr]   Downloaded jomini v0.20.0
[INFO] [stderr]   Downloaded libdeflate-sys v0.11.0
[INFO] [stderr]   Downloaded serde v1.0.138
[INFO] [stderr]   Downloaded syn v1.0.98
[INFO] [stderr]   Downloaded native-tls v0.2.10
[INFO] [stderr]   Downloaded attohttpc v0.23.1
[INFO] [stderr]   Downloaded ryu v1.0.10
[INFO] [stderr]   Downloaded unicode-ident v1.0.1
[INFO] [stderr]   Downloaded pkg-config v0.3.25
[INFO] [stderr]   Downloaded windows-sys v0.36.1
[INFO] [stderr]   Downloaded core-foundation-sys v0.8.3
[INFO] [stderr]   Downloaded instant v0.1.12
[INFO] [stderr]   Downloaded fastrand v1.7.0
[INFO] [stderr]   Downloaded redox_syscall v0.2.13
[INFO] [stderr]   Downloaded remove_dir_all v0.5.3
[INFO] [stderr]   Downloaded tempfile v3.3.0
[INFO] [stderr]   Downloaded form_urlencoded v1.0.1
[INFO] [stderr]   Downloaded matches v0.1.9
[INFO] [stderr]   Downloaded percent-encoding v2.1.0
[INFO] [stderr]   Downloaded jomini_derive v0.2.2
[INFO] [stderr]   Downloaded itoa v1.0.2
[INFO] [stderr]   Downloaded cc v1.0.73
[INFO] [stderr]   Downloaded libdeflater v0.11.0
[INFO] [stderr]   Downloaded serde_derive v1.0.138
[INFO] [stderr]   Downloaded quote v1.0.20
[INFO] [stderr]   Downloaded zip v0.6.2
[INFO] [stderr]   Downloaded thiserror-impl v1.0.31
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+91c0823ee63e793d990bb9fed898dc95b5d6db51" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b0630fcf4061913674ef0538fda0af6713c793b71e14202201409cdac13c144
[INFO] running `Command { std: "docker" "start" "-a" "7b0630fcf4061913674ef0538fda0af6713c793b71e14202201409cdac13c144", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b0630fcf4061913674ef0538fda0af6713c793b71e14202201409cdac13c144", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b0630fcf4061913674ef0538fda0af6713c793b71e14202201409cdac13c144", kill_on_drop: false }`
[INFO] [stdout] 7b0630fcf4061913674ef0538fda0af6713c793b71e14202201409cdac13c144
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+91c0823ee63e793d990bb9fed898dc95b5d6db51" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03d0bdb2d1ef136c21e67e2d925926881d2a1bec3a05136c4f0bd98357c64cc6
[INFO] running `Command { std: "docker" "start" "-a" "03d0bdb2d1ef136c21e67e2d925926881d2a1bec3a05136c4f0bd98357c64cc6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling serde_derive v1.0.138
[INFO] [stderr]    Compiling serde v1.0.138
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]     Checking miniz_oxide v0.5.3
[INFO] [stderr]    Compiling serde_json v1.0.82
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling imperator-save v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]    Compiling openssl v0.10.40
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking zip v0.6.2
[INFO] [stderr]    Compiling native-tls v0.2.10
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]    Compiling openssl-sys v0.9.74
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking unicode-normalization v0.1.21
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling jomini_derive v0.2.2
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking attohttpc v0.23.1
[INFO] [stderr]     Checking jomini v0.20.0
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.47s
[INFO] running `Command { std: "docker" "inspect" "03d0bdb2d1ef136c21e67e2d925926881d2a1bec3a05136c4f0bd98357c64cc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03d0bdb2d1ef136c21e67e2d925926881d2a1bec3a05136c4f0bd98357c64cc6", kill_on_drop: false }`
[INFO] [stdout] 03d0bdb2d1ef136c21e67e2d925926881d2a1bec3a05136c4f0bd98357c64cc6