[INFO] fetching crate token-cell 1.5.0...
[INFO] testing token-cell-1.5.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate token-cell 1.5.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate token-cell 1.5.0
[INFO] finished tweaking crates.io crate token-cell 1.5.0
[INFO] tweaked toml for crates.io crate token-cell 1.5.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate token-cell 1.5.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate token-cell 1.5.0 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" "+b83b707f97d809763b7861afa7638871f3339a33" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] affef01f659d38e5b98b04dc36b33376f432a1f5b34ddee9969f97fa0ac04791
[INFO] running `Command { std: "docker" "start" "-a" "affef01f659d38e5b98b04dc36b33376f432a1f5b34ddee9969f97fa0ac04791", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "affef01f659d38e5b98b04dc36b33376f432a1f5b34ddee9969f97fa0ac04791", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "affef01f659d38e5b98b04dc36b33376f432a1f5b34ddee9969f97fa0ac04791", kill_on_drop: false }`
[INFO] [stdout] affef01f659d38e5b98b04dc36b33376f432a1f5b34ddee9969f97fa0ac04791
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9044603ce686179c08a33ebe086c93b63242912c980a422eb138408d099f446c
[INFO] running `Command { std: "docker" "start" "-a" "9044603ce686179c08a33ebe086c93b63242912c980a422eb138408d099f446c", kill_on_drop: false }`
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]    Compiling token-cell v1.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `features`
[INFO] [stdout]  --> src/lib.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![cfg_attr(not(features = "std"), no_std)]
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] help: there is a config with a similar name and value
[INFO] [stdout]   |
[INFO] [stdout] 6 - #![cfg_attr(not(features = "std"), no_std)]
[INFO] [stdout] 6 + #![cfg_attr(not(feature = "std"), no_std)]
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `features`
[INFO] [stdout]  --> src/lib.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[cfg(features = "std")]
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] help: there is a config with a similar name and value
[INFO] [stdout]   |
[INFO] [stdout] 8 - #[cfg(features = "std")]
[INFO] [stdout] 8 + #[cfg(feature = "std")]
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "9044603ce686179c08a33ebe086c93b63242912c980a422eb138408d099f446c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9044603ce686179c08a33ebe086c93b63242912c980a422eb138408d099f446c", kill_on_drop: false }`
[INFO] [stdout] 9044603ce686179c08a33ebe086c93b63242912c980a422eb138408d099f446c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f843fce1986332a88bca97b23a66aafda64ec00d03c6dfefbf0f24afb49050ec
[INFO] running `Command { std: "docker" "start" "-a" "f843fce1986332a88bca97b23a66aafda64ec00d03c6dfefbf0f24afb49050ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling ghost-cell v0.2.2
[INFO] [stdout] warning: unexpected `cfg` condition name: `features`
[INFO] [stdout]  --> src/lib.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![cfg_attr(not(features = "std"), no_std)]
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] help: there is a config with a similar name and value
[INFO] [stdout]   |
[INFO] [stdout] 6 - #![cfg_attr(not(features = "std"), no_std)]
[INFO] [stdout] 6 + #![cfg_attr(not(feature = "std"), no_std)]
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `features`
[INFO] [stdout]  --> src/lib.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[cfg(features = "std")]
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] help: there is a config with a similar name and value
[INFO] [stdout]   |
[INFO] [stdout] 8 - #[cfg(features = "std")]
[INFO] [stdout] 8 + #[cfg(feature = "std")]
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling token-cell v1.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `features`
[INFO] [stdout]  --> src/lib.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![cfg_attr(not(features = "std"), no_std)]
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] help: there is a config with a similar name and value
[INFO] [stdout]   |
[INFO] [stdout] 6 - #![cfg_attr(not(features = "std"), no_std)]
[INFO] [stdout] 6 + #![cfg_attr(not(feature = "std"), no_std)]
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `features`
[INFO] [stdout]  --> src/lib.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[cfg(features = "std")]
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] help: there is a config with a similar name and value
[INFO] [stdout]   |
[INFO] [stdout] 8 - #[cfg(features = "std")]
[INFO] [stdout] 8 + #[cfg(feature = "std")]
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "f843fce1986332a88bca97b23a66aafda64ec00d03c6dfefbf0f24afb49050ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f843fce1986332a88bca97b23a66aafda64ec00d03c6dfefbf0f24afb49050ec", kill_on_drop: false }`
[INFO] [stdout] f843fce1986332a88bca97b23a66aafda64ec00d03c6dfefbf0f24afb49050ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d2bbc46a60165b7ff18c36682231a85a2829c92d612002ed0248f4237fe9701a
[INFO] running `Command { std: "docker" "start" "-a" "d2bbc46a60165b7ff18c36682231a85a2829c92d612002ed0248f4237fe9701a", kill_on_drop: false }`
[INFO] [stderr] warning: unexpected `cfg` condition name: `features`
[INFO] [stderr]  --> src/lib.rs:6:17
[INFO] [stderr]   |
[INFO] [stderr] 6 | #![cfg_attr(not(features = "std"), no_std)]
[INFO] [stderr]   |                 ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] help: there is a config with a similar name and value
[INFO] [stderr]   |
[INFO] [stderr] 6 - #![cfg_attr(not(features = "std"), no_std)]
[INFO] [stderr] 6 + #![cfg_attr(not(feature = "std"), no_std)]
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `features`
[INFO] [stderr]  --> src/lib.rs:8:7
[INFO] [stderr]   |
[INFO] [stderr] 8 | #[cfg(features = "std")]
[INFO] [stderr]   |       ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] help: there is a config with a similar name and value
[INFO] [stderr]   |
[INFO] [stderr] 8 - #[cfg(features = "std")]
[INFO] [stderr] 8 + #[cfg(feature = "std")]
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr] warning: `token-cell` (lib) generated 2 warnings
[INFO] [stderr] warning: `token-cell` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/token_cell-7ff6f395e0fa202d)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests token_cell
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d2bbc46a60165b7ff18c36682231a85a2829c92d612002ed0248f4237fe9701a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2bbc46a60165b7ff18c36682231a85a2829c92d612002ed0248f4237fe9701a", kill_on_drop: false }`
[INFO] [stdout] d2bbc46a60165b7ff18c36682231a85a2829c92d612002ed0248f4237fe9701a