[INFO] fetching crate lexr 0.1.0...
[INFO] checking lexr-0.1.0 against try#8d46be77cd48fdbcced888d027457e2c9cf2aa16 for pr-142723
[INFO] extracting crate lexr 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate lexr 0.1.0 on toolchain 8d46be77cd48fdbcced888d027457e2c9cf2aa16
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lexr 0.1.0
[INFO] finished tweaking crates.io crate lexr 0.1.0
[INFO] tweaked toml for crates.io crate lexr 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "generate-lockfile" "--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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 11 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e744c45ad2571e96a6fa7e3ad93606e9bb62a6bd8fa527709b7ee0f59121332e
[INFO] running `Command { std: "docker" "start" "-a" "e744c45ad2571e96a6fa7e3ad93606e9bb62a6bd8fa527709b7ee0f59121332e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e744c45ad2571e96a6fa7e3ad93606e9bb62a6bd8fa527709b7ee0f59121332e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e744c45ad2571e96a6fa7e3ad93606e9bb62a6bd8fa527709b7ee0f59121332e", kill_on_drop: false }`
[INFO] [stdout] e744c45ad2571e96a6fa7e3ad93606e9bb62a6bd8fa527709b7ee0f59121332e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9cb1ba94ac6eb96cc32509aefabd04e6537ec492e20411804ec80be194b28c1
[INFO] running `Command { std: "docker" "start" "-a" "f9cb1ba94ac6eb96cc32509aefabd04e6537ec492e20411804ec80be194b28c1", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]    Compiling concat-idents v1.1.5
[INFO] [stderr]     Checking lexr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.08s
[INFO] running `Command { std: "docker" "inspect" "f9cb1ba94ac6eb96cc32509aefabd04e6537ec492e20411804ec80be194b28c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9cb1ba94ac6eb96cc32509aefabd04e6537ec492e20411804ec80be194b28c1", kill_on_drop: false }`
[INFO] [stdout] f9cb1ba94ac6eb96cc32509aefabd04e6537ec492e20411804ec80be194b28c1