[INFO] fetching crate tagptr 0.2.0...
[INFO] testing tagptr-0.2.0 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate tagptr 0.2.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate tagptr 0.2.0
[INFO] finished tweaking crates.io crate tagptr 0.2.0
[INFO] tweaked toml for crates.io crate tagptr 0.2.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tagptr 0.2.0 on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5e5c1e521567b9f5655f79ba712744c2589647cac9cb85cad5e63e5b4b9412e4
[INFO] running `Command { std: "docker" "start" "-a" "5e5c1e521567b9f5655f79ba712744c2589647cac9cb85cad5e63e5b4b9412e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e5c1e521567b9f5655f79ba712744c2589647cac9cb85cad5e63e5b4b9412e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e5c1e521567b9f5655f79ba712744c2589647cac9cb85cad5e63e5b4b9412e4", kill_on_drop: false }`
[INFO] [stdout] 5e5c1e521567b9f5655f79ba712744c2589647cac9cb85cad5e63e5b4b9412e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3f1e25afdd351b927fe4cab26892c75d5b3342acd600902577a5bc2b4be8484
[INFO] running `Command { std: "docker" "start" "-a" "b3f1e25afdd351b927fe4cab26892c75d5b3342acd600902577a5bc2b4be8484", kill_on_drop: false }`
[INFO] [stderr]    Compiling tagptr v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "b3f1e25afdd351b927fe4cab26892c75d5b3342acd600902577a5bc2b4be8484", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3f1e25afdd351b927fe4cab26892c75d5b3342acd600902577a5bc2b4be8484", kill_on_drop: false }`
[INFO] [stdout] b3f1e25afdd351b927fe4cab26892c75d5b3342acd600902577a5bc2b4be8484
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad45d968a829b420b2837eb8211f613ab0d7b48b86e7c4d6feb65e016d263e90
[INFO] running `Command { std: "docker" "start" "-a" "ad45d968a829b420b2837eb8211f613ab0d7b48b86e7c4d6feb65e016d263e90", kill_on_drop: false }`
[INFO] [stderr]    Compiling tagptr v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/imp/ptr.rs:602:26
[INFO] [stdout]     |
[INFO] [stdout] 602 |         struct Aligned64(i32);
[INFO] [stdout]     |                --------- ^^^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "ad45d968a829b420b2837eb8211f613ab0d7b48b86e7c4d6feb65e016d263e90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad45d968a829b420b2837eb8211f613ab0d7b48b86e7c4d6feb65e016d263e90", kill_on_drop: false }`
[INFO] [stdout] ad45d968a829b420b2837eb8211f613ab0d7b48b86e7c4d6feb65e016d263e90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8b3e24a34d85631979c56df1250a7cf3b11431a291aee7c2401f9006ed686d2e
[INFO] running `Command { std: "docker" "start" "-a" "8b3e24a34d85631979c56df1250a7cf3b11431a291aee7c2401f9006ed686d2e", kill_on_drop: false }`
[INFO] [stderr] warning: field `0` is never read
[INFO] [stdout] 
[INFO] [stderr]    --> src/imp/ptr.rs:602:26
[INFO] [stdout] running 10 tests
[INFO] [stderr]     |
[INFO] [stdout] test imp::non_null::tests::test_dangling ... ok
[INFO] [stderr] 602 |         struct Aligned64(i32);
[INFO] [stdout] test imp::non_null::tests::test_try_compose ... ok
[INFO] [stderr]     |                --------- ^^^
[INFO] [stdout] test imp::ptr::tests::test_debug ... ok
[INFO] [stderr]     |                |
[INFO] [stdout] test imp::ptr::tests::test_erase ... ok
[INFO] [stderr]     |                field in this struct
[INFO] [stdout] test imp::ptr::tests::test_from_usize ... ok
[INFO] [stderr]     |
[INFO] [stdout] test imp::ptr::tests::test_overflow_tag ... ok
[INFO] [stderr]     = help: consider removing this field
[INFO] [stdout] test imp::ptr::tests::test_compose ... ok
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `tagptr` (lib test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tagptr-fc3d337286873897)
[INFO] [stdout] test imp::ptr::tests::test_set_tag ... ok
[INFO] [stdout] test imp::ptr::tests::test_underflow_tag ... ok
[INFO] [stderr]    Doc-tests tagptr
[INFO] [stdout] test imp::ptr::tests::test_cast ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test src/imp/atomic.rs - imp::atomic::AtomicTagPtr<T,N>::fetch_and (line 389) ... ok
[INFO] [stdout] test src/imp/ptr.rs - imp::ptr::TagPtr<T,N>::as_mut (line 353) ... ok
[INFO] [stdout] test src/imp/atomic.rs - imp::atomic::AtomicTagPtr<T,N>::fetch_or (line 343) ... ok
[INFO] [stdout] test src/imp/atomic.rs - imp::atomic::AtomicTagPtr<T,N>::null (line 36) ... ok
[INFO] [stdout] test src/imp/atomic.rs - imp::atomic::AtomicTagPtr<T,N>::swap (line 137) ... ok
[INFO] [stdout] test src/imp/atomic.rs - imp::atomic::AtomicTagPtr<T,N>::fetch_sub (line 297) ... ok
[INFO] [stdout] test src/imp/ptr.rs - imp::ptr::TagPtr<T,N>::add_tag (line 258) ... ok
[INFO] [stdout] test src/imp/ptr.rs - imp::ptr::TagPtr<T,N>::as_ref (line 332) ... ok
[INFO] [stdout] test src/imp/atomic.rs - imp::atomic::AtomicTagPtr<T,N>::fetch_add (line 251) ... ok
[INFO] [stdout] test src/imp/ptr.rs - imp::ptr::TagPtr<T,N>::compose (line 141) ... ok
[INFO] [stdout] test src/imp/ptr.rs - imp::ptr::TagPtr<T,N>::clear_tag (line 178) ... ok
[INFO] [stdout] test src/imp/ptr.rs - imp::ptr::TagPtr<T,N>::from_usize (line 79) ... ok
[INFO] [stdout] test src/imp/ptr.rs - imp::ptr::TagPtr<T,N>::into_usize (line 122) ... ok
[INFO] [stdout] test src/imp/ptr.rs - imp::ptr::TagPtr<T,N>::decompose_mut (line 389) ... ok
[INFO] [stdout] test src/imp/ptr.rs - imp::ptr::TagPtr<T,N>::decompose_ref (line 365) ... ok
[INFO] [stdout] test src/imp/ptr.rs - imp::ptr::TagPtr<T,N>::into_raw (line 98) ... ok
[INFO] [stdout] test src/imp/ptr.rs - imp::ptr::TagPtr<T,N>::is_null (line 160) ... ok
[INFO] [stdout] test src/imp/ptr.rs - imp::ptr::TagPtr<T,N>::new (line 61) ... ok
[INFO] [stdout] test src/imp/ptr.rs - imp::ptr::TagPtr<T,N>::null (line 42) ... ok
[INFO] [stdout] test src/imp/ptr.rs - imp::ptr::TagPtr<T,N>::set_tag (line 216) ... ok
[INFO] [stdout] test src/imp/ptr.rs - imp::ptr::TagPtr<T,N>::update_tag (line 236) ... ok
[INFO] [stdout] test src/imp/ptr.rs - imp::ptr::TagPtr<T,N>::split_tag (line 197) ... ok
[INFO] [stdout] test src/imp/ptr.rs - imp::ptr::TagPtr<T,N>::sub_tag (line 277) ... ok
[INFO] [stdout] test src/lib.rs - (line 48) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.87s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8b3e24a34d85631979c56df1250a7cf3b11431a291aee7c2401f9006ed686d2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b3e24a34d85631979c56df1250a7cf3b11431a291aee7c2401f9006ed686d2e", kill_on_drop: false }`
[INFO] [stdout] 8b3e24a34d85631979c56df1250a7cf3b11431a291aee7c2401f9006ed686d2e