[INFO] fetching crate pro_allocator 3.0.0-rc2...
[INFO] testing pro_allocator-3.0.0-rc2 against master#0d13f6afeba4935499abe0c9a07426c94492c94e for pr-96025
[INFO] extracting crate pro_allocator 3.0.0-rc2 into /workspace/builds/worker-22/source
[INFO] validating manifest of crates.io crate pro_allocator 3.0.0-rc2 on toolchain 0d13f6afeba4935499abe0c9a07426c94492c94e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pro_allocator 3.0.0-rc2
[INFO] finished tweaking crates.io crate pro_allocator 3.0.0-rc2
[INFO] tweaked toml for crates.io crate pro_allocator 3.0.0-rc2 written to /workspace/builds/worker-22/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "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" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7bcbcacce4cdd44b54d4fc8a3c15ed8b336f84df07c3126c8fea04a39f96afbb
[INFO] running `Command { std: "docker" "start" "-a" "7bcbcacce4cdd44b54d4fc8a3c15ed8b336f84df07c3126c8fea04a39f96afbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7bcbcacce4cdd44b54d4fc8a3c15ed8b336f84df07c3126c8fea04a39f96afbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bcbcacce4cdd44b54d4fc8a3c15ed8b336f84df07c3126c8fea04a39f96afbb", kill_on_drop: false }`
[INFO] [stdout] 7bcbcacce4cdd44b54d4fc8a3c15ed8b336f84df07c3126c8fea04a39f96afbb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d69d0927f07865b627c0983b1ac074d941d41f37ab37f34e705236c5b38efb8
[INFO] running `Command { std: "docker" "start" "-a" "9d69d0927f07865b627c0983b1ac074d941d41f37ab37f34e705236c5b38efb8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.124
[INFO] [stderr]    Compiling wee_alloc v0.4.5
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling memory_units v0.4.0
[INFO] [stderr]    Compiling pro_allocator v3.0.0-rc2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.52s
[INFO] running `Command { std: "docker" "inspect" "9d69d0927f07865b627c0983b1ac074d941d41f37ab37f34e705236c5b38efb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d69d0927f07865b627c0983b1ac074d941d41f37ab37f34e705236c5b38efb8", kill_on_drop: false }`
[INFO] [stdout] 9d69d0927f07865b627c0983b1ac074d941d41f37ab37f34e705236c5b38efb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e10aac3324dcf52c0155bddb8c8f8ca33b53a46d8b2f7e826aec41752af3591
[INFO] running `Command { std: "docker" "start" "-a" "6e10aac3324dcf52c0155bddb8c8f8ca33b53a46d8b2f7e826aec41752af3591", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pro_allocator v3.0.0-rc2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.43s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/pro_allocator-96930fdb0a88654c)
[INFO] running `Command { std: "docker" "inspect" "6e10aac3324dcf52c0155bddb8c8f8ca33b53a46d8b2f7e826aec41752af3591", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e10aac3324dcf52c0155bddb8c8f8ca33b53a46d8b2f7e826aec41752af3591", kill_on_drop: false }`
[INFO] [stdout] 6e10aac3324dcf52c0155bddb8c8f8ca33b53a46d8b2f7e826aec41752af3591
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e5c707ec181b48ab7adbbb7845caa0a6c18687d80bd9bd42df91763f525428cf
[INFO] running `Command { std: "docker" "start" "-a" "e5c707ec181b48ab7adbbb7845caa0a6c18687d80bd9bd42df91763f525428cf", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.45s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/pro_allocator-96930fdb0a88654c)
[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 pro_allocator
[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" "e5c707ec181b48ab7adbbb7845caa0a6c18687d80bd9bd42df91763f525428cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5c707ec181b48ab7adbbb7845caa0a6c18687d80bd9bd42df91763f525428cf", kill_on_drop: false }`
[INFO] [stdout] e5c707ec181b48ab7adbbb7845caa0a6c18687d80bd9bd42df91763f525428cf