[INFO] fetching crate alexcrichton-cranelift 0.53.0...
[INFO] checking alexcrichton-cranelift-0.53.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate alexcrichton-cranelift 0.53.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate alexcrichton-cranelift 0.53.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate alexcrichton-cranelift 0.53.0
[INFO] finished tweaking crates.io crate alexcrichton-cranelift 0.53.0
[INFO] tweaked toml for crates.io crate alexcrichton-cranelift 0.53.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 30 packages
[INFO] [stderr]       Adding ahash v0.2.19 (latest: v0.8.11)
[INFO] [stderr]       Adding autocfg v0.1.8 (latest: v1.2.0)
[INFO] [stderr]       Adding hashbrown v0.6.3 (latest: v0.14.3)
[INFO] [stderr]       Adding target-lexicon v0.10.0 (latest: v0.12.14)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "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 const-random v0.1.18
[INFO] [stderr]   Downloaded smallvec v1.13.2
[INFO] [stderr]   Downloaded crunchy v0.2.2
[INFO] [stderr]   Downloaded const-random-macro v0.1.16
[INFO] [stderr]   Downloaded ahash v0.2.19
[INFO] [stderr]   Downloaded autocfg v0.1.8
[INFO] [stderr]   Downloaded alexcrichton-cranelift-codegen-shared v0.53.0
[INFO] [stderr]   Downloaded alexcrichton-cranelift-entity v0.53.0
[INFO] [stderr]   Downloaded byteorder v1.5.0
[INFO] [stderr]   Downloaded thiserror-impl v1.0.58
[INFO] [stderr]   Downloaded alexcrichton-cranelift-bforest v0.53.0
[INFO] [stderr]   Downloaded wasi v0.11.0+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded alexcrichton-cranelift-codegen-meta v0.53.0
[INFO] [stderr]   Downloaded getrandom v0.2.12
[INFO] [stderr]   Downloaded alexcrichton-cranelift-codegen v0.53.0
[INFO] [stderr]   Downloaded thiserror v1.0.58
[INFO] [stderr]   Downloaded tiny-keccak v2.0.2
[INFO] [stderr]   Downloaded hashbrown v0.6.3
[INFO] [stderr]   Downloaded alexcrichton-cranelift-frontend v0.53.0
[INFO] [stderr]   Downloaded target-lexicon v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 163d30bac6f0e5184b9db040f7d157f1d9f1cecc1103920e1c99371463a86f63
[INFO] running `Command { std: "docker" "start" "-a" "163d30bac6f0e5184b9db040f7d157f1d9f1cecc1103920e1c99371463a86f63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "163d30bac6f0e5184b9db040f7d157f1d9f1cecc1103920e1c99371463a86f63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "163d30bac6f0e5184b9db040f7d157f1d9f1cecc1103920e1c99371463a86f63", kill_on_drop: false }`
[INFO] [stdout] 163d30bac6f0e5184b9db040f7d157f1d9f1cecc1103920e1c99371463a86f63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c7f8bd730c5ed234cf44e44688e9c606de00db9178526802767b0fc3fa54e56
[INFO] running `Command { std: "docker" "start" "-a" "7c7f8bd730c5ed234cf44e44688e9c606de00db9178526802767b0fc3fa54e56", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling alexcrichton-cranelift-entity v0.53.0
[INFO] [stderr]    Compiling alexcrichton-cranelift-codegen-shared v0.53.0
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]    Compiling target-lexicon v0.10.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking alexcrichton-cranelift-bforest v0.53.0
[INFO] [stderr]    Compiling alexcrichton-cranelift-codegen-meta v0.53.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling alexcrichton-cranelift-codegen v0.53.0
[INFO] [stderr]     Checking alexcrichton-cranelift-frontend v0.53.0
[INFO] [stderr]     Checking alexcrichton-cranelift v0.53.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.03s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: alexcrichton-cranelift-codegen-meta v0.53.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "7c7f8bd730c5ed234cf44e44688e9c606de00db9178526802767b0fc3fa54e56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c7f8bd730c5ed234cf44e44688e9c606de00db9178526802767b0fc3fa54e56", kill_on_drop: false }`
[INFO] [stdout] 7c7f8bd730c5ed234cf44e44688e9c606de00db9178526802767b0fc3fa54e56
[INFO] checking alexcrichton-cranelift-0.53.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate alexcrichton-cranelift 0.53.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate alexcrichton-cranelift 0.53.0 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate alexcrichton-cranelift 0.53.0
[INFO] finished tweaking crates.io crate alexcrichton-cranelift 0.53.0
[INFO] tweaked toml for crates.io crate alexcrichton-cranelift 0.53.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 30 packages
[INFO] [stderr]       Adding ahash v0.2.19 (latest: v0.8.11)
[INFO] [stderr]       Adding autocfg v0.1.8 (latest: v1.2.0)
[INFO] [stderr]       Adding hashbrown v0.6.3 (latest: v0.14.3)
[INFO] [stderr]       Adding target-lexicon v0.10.0 (latest: v0.12.14)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa8267a5f6a0438fe3ef5515d18bbccd7c0a8f0707bd119233954c01fb714dd3
[INFO] running `Command { std: "docker" "start" "-a" "fa8267a5f6a0438fe3ef5515d18bbccd7c0a8f0707bd119233954c01fb714dd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa8267a5f6a0438fe3ef5515d18bbccd7c0a8f0707bd119233954c01fb714dd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa8267a5f6a0438fe3ef5515d18bbccd7c0a8f0707bd119233954c01fb714dd3", kill_on_drop: false }`
[INFO] [stdout] fa8267a5f6a0438fe3ef5515d18bbccd7c0a8f0707bd119233954c01fb714dd3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35a2a3ce2d3fb6efe8d6cf923e5a6d30b1d308c5db245b8a795b74a80d78bea9
[INFO] running `Command { std: "docker" "start" "-a" "35a2a3ce2d3fb6efe8d6cf923e5a6d30b1d308c5db245b8a795b74a80d78bea9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling alexcrichton-cranelift-entity v0.53.0
[INFO] [stderr]    Compiling alexcrichton-cranelift-codegen-shared v0.53.0
[INFO] [stderr]    Compiling target-lexicon v0.10.0
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling alexcrichton-cranelift-codegen-meta v0.53.0
[INFO] [stderr]     Checking alexcrichton-cranelift-bforest v0.53.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling alexcrichton-cranelift-codegen v0.53.0
[INFO] [stderr]     Checking alexcrichton-cranelift-frontend v0.53.0
[INFO] [stderr]     Checking alexcrichton-cranelift v0.53.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.01s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: alexcrichton-cranelift-codegen-meta v0.53.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "35a2a3ce2d3fb6efe8d6cf923e5a6d30b1d308c5db245b8a795b74a80d78bea9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35a2a3ce2d3fb6efe8d6cf923e5a6d30b1d308c5db245b8a795b74a80d78bea9", kill_on_drop: false }`
[INFO] [stdout] 35a2a3ce2d3fb6efe8d6cf923e5a6d30b1d308c5db245b8a795b74a80d78bea9