[INFO] fetching crate safe 0.1.0...
[INFO] checking safe-0.1.0 against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] extracting crate safe 0.1.0 into /workspace/builds/worker-92/source
[INFO] validating manifest of crates.io crate safe 0.1.0 on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate safe 0.1.0
[INFO] finished tweaking crates.io crate safe 0.1.0
[INFO] tweaked toml for crates.io crate safe 0.1.0 written to /workspace/builds/worker-92/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "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" "+39e1293fce4b650061e85dda88aa428f726a8444" "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 darling_macro v0.9.0
[INFO] [stderr]   Downloaded cargo-platform v0.1.2
[INFO] [stderr]   Downloaded skeptic v0.13.6
[INFO] [stderr]   Downloaded pulldown-cmark v0.8.0
[INFO] [stderr]   Downloaded strsim v0.7.0
[INFO] [stderr]   Downloaded bytecount v0.6.2
[INFO] [stderr]   Downloaded darling_core v0.9.0
[INFO] [stderr]   Downloaded darling v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d50a5c667ce7c59ed6c4a115d5594373af3d2cc28286fb7b31663aa7feec3642
[INFO] running `Command { std: "docker" "start" "-a" "d50a5c667ce7c59ed6c4a115d5594373af3d2cc28286fb7b31663aa7feec3642", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d50a5c667ce7c59ed6c4a115d5594373af3d2cc28286fb7b31663aa7feec3642", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d50a5c667ce7c59ed6c4a115d5594373af3d2cc28286fb7b31663aa7feec3642", kill_on_drop: false }`
[INFO] [stdout] d50a5c667ce7c59ed6c4a115d5594373af3d2cc28286fb7b31663aa7feec3642
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f43207d373ac6ef79cb0e523f6513a58b99f0e886b7f3d6c7ff010212ac8b788
[INFO] running `Command { std: "docker" "start" "-a" "f43207d373ac6ef79cb0e523f6513a58b99f0e886b7f3d6c7ff010212ac8b788", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling bitflags v1.3.1
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling bytecount v0.6.2
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]     Checking proc-macro2 v0.4.30
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]     Checking semver-parser v0.10.2
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling darling_core v0.9.0
[INFO] [stderr]    Compiling darling_macro v0.9.0
[INFO] [stderr]     Checking darling v0.9.0
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]     Checking cargo-platform v0.1.2
[INFO] [stderr]     Checking semver v0.11.0
[INFO] [stderr]     Checking cargo_metadata v0.12.3
[INFO] [stderr]     Checking skeptic v0.13.6
[INFO] [stderr]    Compiling safe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.12s
[INFO] running `Command { std: "docker" "inspect" "f43207d373ac6ef79cb0e523f6513a58b99f0e886b7f3d6c7ff010212ac8b788", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f43207d373ac6ef79cb0e523f6513a58b99f0e886b7f3d6c7ff010212ac8b788", kill_on_drop: false }`
[INFO] [stdout] f43207d373ac6ef79cb0e523f6513a58b99f0e886b7f3d6c7ff010212ac8b788