[INFO] fetching crate assert_tokens_eq 0.1.0...
[INFO] testing assert_tokens_eq-0.1.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate assert_tokens_eq 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate assert_tokens_eq 0.1.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate assert_tokens_eq 0.1.0
[INFO] finished tweaking crates.io crate assert_tokens_eq 0.1.0
[INFO] tweaked toml for crates.io crate assert_tokens_eq 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bd6e55f3ae05f6304627cc7b1843710a1740cbafea349e21004a78a38ba386f4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bd6e55f3ae05f6304627cc7b1843710a1740cbafea349e21004a78a38ba386f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd6e55f3ae05f6304627cc7b1843710a1740cbafea349e21004a78a38ba386f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd6e55f3ae05f6304627cc7b1843710a1740cbafea349e21004a78a38ba386f4", kill_on_drop: false }`
[INFO] [stdout] bd6e55f3ae05f6304627cc7b1843710a1740cbafea349e21004a78a38ba386f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66b4efe058f39e79f33d52a8ba7759077d57c206e135537644eca50cacc1f4e9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "66b4efe058f39e79f33d52a8ba7759077d57c206e135537644eca50cacc1f4e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling object v0.27.1
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]    Compiling addr2line v0.17.0
[INFO] [stderr]    Compiling snafu-derive v0.4.4
[INFO] [stderr]    Compiling snafu v0.4.4
[INFO] [stderr]    Compiling assert_tokens_eq v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.70s
[INFO] running `Command { std: "docker" "inspect" "66b4efe058f39e79f33d52a8ba7759077d57c206e135537644eca50cacc1f4e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66b4efe058f39e79f33d52a8ba7759077d57c206e135537644eca50cacc1f4e9", kill_on_drop: false }`
[INFO] [stdout] 66b4efe058f39e79f33d52a8ba7759077d57c206e135537644eca50cacc1f4e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6c0b8e9619ae20877eaddafeeb73a0ff2e8ae241357f2ce1a135934b5d3e5809
[INFO] running `Command { std: "docker" "start" "-a" "6c0b8e9619ae20877eaddafeeb73a0ff2e8ae241357f2ce1a135934b5d3e5809", kill_on_drop: false }`
[INFO] [stderr]    Compiling assert_tokens_eq v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.30s
[INFO] running `Command { std: "docker" "inspect" "6c0b8e9619ae20877eaddafeeb73a0ff2e8ae241357f2ce1a135934b5d3e5809", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c0b8e9619ae20877eaddafeeb73a0ff2e8ae241357f2ce1a135934b5d3e5809", kill_on_drop: false }`
[INFO] [stdout] 6c0b8e9619ae20877eaddafeeb73a0ff2e8ae241357f2ce1a135934b5d3e5809
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6d2431ca2efdc9a1e86030ff7eca1354cd422050da0ab7a974b08268db8cbe78
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6d2431ca2efdc9a1e86030ff7eca1354cd422050da0ab7a974b08268db8cbe78", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] running 3 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/assert_tokens_eq-08d12c1ba6a17e99)
[INFO] [stdout] test diff::test_format_replacement ... ok
[INFO] [stderr] error: 'rustfmt' is not installed for the toolchain 'a77da2d454e6caa227a85b16410b95f93495e7e0'
[INFO] [stderr] note: this is a custom toolchain, which cannot use `rustup component add`
[INFO] [stderr] help: if you built this toolchain from source, and used `rustup toolchain link`, then you may be able to build the component with `x.py`
[INFO] [stderr] error: 'rustfmt' is not installed for the toolchain 'a77da2d454e6caa227a85b16410b95f93495e7e0'
[INFO] [stderr] note: this is a custom toolchain, which cannot use `rustup component add`
[INFO] [stderr] help: if you built this toolchain from source, and used `rustup toolchain link`, then you may be able to build the component with `x.py`
[INFO] [stdout] test test_le_diff - should panic ... FAILED
[INFO] [stderr] error: 'rustfmt' is not installed for the toolchain 'a77da2d454e6caa227a85b16410b95f93495e7e0'
[INFO] [stderr] note: this is a custom toolchain, which cannot use `rustup component add`
[INFO] [stderr] help: if you built this toolchain from source, and used `rustup toolchain link`, then you may be able to build the component with `x.py`
[INFO] [stderr] error: 'rustfmt' is not installed for the toolchain 'a77da2d454e6caa227a85b16410b95f93495e7e0'
[INFO] [stderr] note: this is a custom toolchain, which cannot use `rustup component add`
[INFO] [stderr] help: if you built this toolchain from source, and used `rustup toolchain link`, then you may be able to build the component with `x.py`
[INFO] [stdout] test test_cursed_code ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- test_le_diff stdout ----
[INFO] [stdout] note: test did not panic as expected
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     test_le_diff
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 2 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.14s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--lib'
[INFO] running `Command { std: "docker" "inspect" "6d2431ca2efdc9a1e86030ff7eca1354cd422050da0ab7a974b08268db8cbe78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d2431ca2efdc9a1e86030ff7eca1354cd422050da0ab7a974b08268db8cbe78", kill_on_drop: false }`
[INFO] [stdout] 6d2431ca2efdc9a1e86030ff7eca1354cd422050da0ab7a974b08268db8cbe78