[INFO] fetching crate system-harness 0.6.0...
[INFO] checking system-harness-0.6.0 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate system-harness 0.6.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate system-harness 0.6.0 on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate system-harness 0.6.0
[INFO] finished tweaking crates.io crate system-harness 0.6.0
[INFO] tweaked toml for crates.io crate system-harness 0.6.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 68 packages to latest compatible versions
[INFO] [stderr]       Adding matchers v0.1.0 (latest: v0.2.0)
[INFO] [stderr]       Adding mockall v0.12.1 (latest: v0.13.0)
[INFO] [stderr]       Adding mockall_derive v0.12.1 (latest: v0.13.0)
[INFO] [stderr]       Adding nu-ansi-term v0.46.0 (latest: v0.50.1)
[INFO] [stderr]       Adding regex-automata v0.1.10 (latest: v0.4.7)
[INFO] [stderr]       Adding regex-syntax v0.6.29 (latest: v0.8.4)
[INFO] [stderr]       Adding termtree v0.4.1 (latest: v0.5.1)
[INFO] [stderr]       Adding windows-sys v0.52.0 (latest: v0.59.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cmdstruct-macros v2.0.1
[INFO] [stderr]   Downloaded cmdstruct v2.0.1
[INFO] [stderr]   Downloaded system-harness-macros v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1d959c8b95fd1a87e51f91b39a7ad33747ba40c5c0a9f1c8de8a4e3c0dd8e6ea
[INFO] running `Command { std: "docker" "start" "-a" "1d959c8b95fd1a87e51f91b39a7ad33747ba40c5c0a9f1c8de8a4e3c0dd8e6ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d959c8b95fd1a87e51f91b39a7ad33747ba40c5c0a9f1c8de8a4e3c0dd8e6ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d959c8b95fd1a87e51f91b39a7ad33747ba40c5c0a9f1c8de8a4e3c0dd8e6ea", kill_on_drop: false }`
[INFO] [stdout] 1d959c8b95fd1a87e51f91b39a7ad33747ba40c5c0a9f1c8de8a4e3c0dd8e6ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ea599f3e3ec4520c9d8cae6d004c2dd05bc6ef690cf66d91795ee6a06840e7b
[INFO] running `Command { std: "docker" "start" "-a" "5ea599f3e3ec4520c9d8cae6d004c2dd05bc6ef690cf66d91795ee6a06840e7b", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.209
[INFO] [stderr]    Compiling serde_json v1.0.127
[INFO] [stderr]     Checking predicates-core v1.0.8
[INFO] [stderr]     Checking termtree v0.4.1
[INFO] [stderr]     Checking env_filter v0.1.2
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking downcast v0.11.0
[INFO] [stderr]     Checking fragile v2.0.0
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking anstream v0.6.15
[INFO] [stderr]     Checking predicates v3.1.2
[INFO] [stderr]     Checking predicates-tree v1.0.11
[INFO] [stderr]     Checking env_logger v0.11.5
[INFO] [stderr]    Compiling serde_derive v1.0.209
[INFO] [stderr]    Compiling cmdstruct-macros v2.0.1
[INFO] [stderr]    Compiling system-harness-macros v0.6.0
[INFO] [stderr]    Compiling test-log-macros v0.2.16
[INFO] [stderr]    Compiling mockall_derive v0.12.1
[INFO] [stderr]     Checking test-log v0.2.16
[INFO] [stderr]     Checking cmdstruct v2.0.1
[INFO] [stderr]     Checking mockall v0.12.1
[INFO] [stderr]     Checking system-harness v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.65s
[INFO] running `Command { std: "docker" "inspect" "5ea599f3e3ec4520c9d8cae6d004c2dd05bc6ef690cf66d91795ee6a06840e7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ea599f3e3ec4520c9d8cae6d004c2dd05bc6ef690cf66d91795ee6a06840e7b", kill_on_drop: false }`
[INFO] [stdout] 5ea599f3e3ec4520c9d8cae6d004c2dd05bc6ef690cf66d91795ee6a06840e7b
[INFO] checking system-harness-0.6.0 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] extracting crate system-harness 0.6.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate system-harness 0.6.0 on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate system-harness 0.6.0
[INFO] finished tweaking crates.io crate system-harness 0.6.0
[INFO] tweaked toml for crates.io crate system-harness 0.6.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "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 68 packages to latest compatible versions
[INFO] [stderr]       Adding matchers v0.1.0 (latest: v0.2.0)
[INFO] [stderr]       Adding mockall v0.12.1 (latest: v0.13.0)
[INFO] [stderr]       Adding mockall_derive v0.12.1 (latest: v0.13.0)
[INFO] [stderr]       Adding nu-ansi-term v0.46.0 (latest: v0.50.1)
[INFO] [stderr]       Adding regex-automata v0.1.10 (latest: v0.4.7)
[INFO] [stderr]       Adding regex-syntax v0.6.29 (latest: v0.8.4)
[INFO] [stderr]       Adding termtree v0.4.1 (latest: v0.5.1)
[INFO] [stderr]       Adding windows-sys v0.52.0 (latest: v0.59.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bebc17bcf99c30acbb6d1b1e7e5a6853f39b019cb8e3e522b626adc794fc3643
[INFO] running `Command { std: "docker" "start" "-a" "bebc17bcf99c30acbb6d1b1e7e5a6853f39b019cb8e3e522b626adc794fc3643", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bebc17bcf99c30acbb6d1b1e7e5a6853f39b019cb8e3e522b626adc794fc3643", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bebc17bcf99c30acbb6d1b1e7e5a6853f39b019cb8e3e522b626adc794fc3643", kill_on_drop: false }`
[INFO] [stdout] bebc17bcf99c30acbb6d1b1e7e5a6853f39b019cb8e3e522b626adc794fc3643
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b707ade581a6c463cf9f0a84176f465550d1edd14fb7ce581be47b0ee58c83f5
[INFO] running `Command { std: "docker" "start" "-a" "b707ade581a6c463cf9f0a84176f465550d1edd14fb7ce581be47b0ee58c83f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.209
[INFO] [stderr]    Compiling serde_json v1.0.127
[INFO] [stderr]     Checking predicates-core v1.0.8
[INFO] [stderr]     Checking termtree v0.4.1
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking env_filter v0.1.2
[INFO] [stderr]     Checking fragile v2.0.0
[INFO] [stderr]     Checking downcast v0.11.0
[INFO] [stderr]     Checking anstream v0.6.15
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking predicates-tree v1.0.11
[INFO] [stderr]     Checking predicates v3.1.2
[INFO] [stderr]     Checking env_logger v0.11.5
[INFO] [stderr]    Compiling serde_derive v1.0.209
[INFO] [stderr]    Compiling cmdstruct-macros v2.0.1
[INFO] [stderr]    Compiling test-log-macros v0.2.16
[INFO] [stderr]    Compiling mockall_derive v0.12.1
[INFO] [stderr]    Compiling system-harness-macros v0.6.0
[INFO] [stderr]     Checking test-log v0.2.16
[INFO] [stderr]     Checking cmdstruct v2.0.1
[INFO] [stderr]     Checking mockall v0.12.1
[INFO] [stderr]     Checking system-harness v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.55s
[INFO] running `Command { std: "docker" "inspect" "b707ade581a6c463cf9f0a84176f465550d1edd14fb7ce581be47b0ee58c83f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b707ade581a6c463cf9f0a84176f465550d1edd14fb7ce581be47b0ee58c83f5", kill_on_drop: false }`
[INFO] [stdout] b707ade581a6c463cf9f0a84176f465550d1edd14fb7ce581be47b0ee58c83f5