[INFO] fetching crate bstring_macros 0.1.0...
[INFO] testing bstring_macros-0.1.0 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate bstring_macros 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate bstring_macros 0.1.0 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bstring_macros 0.1.0
[INFO] finished tweaking crates.io crate bstring_macros 0.1.0
[INFO] tweaked toml for crates.io crate bstring_macros 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", 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] fa3cab6d8069ff508d7cc964f67ffaed1c613dbb1de4e505bc0e9371635c7b8a
[INFO] running `Command { std: "docker" "start" "-a" "fa3cab6d8069ff508d7cc964f67ffaed1c613dbb1de4e505bc0e9371635c7b8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa3cab6d8069ff508d7cc964f67ffaed1c613dbb1de4e505bc0e9371635c7b8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa3cab6d8069ff508d7cc964f67ffaed1c613dbb1de4e505bc0e9371635c7b8a", kill_on_drop: false }`
[INFO] [stdout] fa3cab6d8069ff508d7cc964f67ffaed1c613dbb1de4e505bc0e9371635c7b8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--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] 33c95f06d5d5d2141d98ed6644ccd4ba3955aa477bbce65df6a064157929e209
[INFO] running `Command { std: "docker" "start" "-a" "33c95f06d5d5d2141d98ed6644ccd4ba3955aa477bbce65df6a064157929e209", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-hack-impl v0.3.3
[INFO] [stderr]    Compiling ref_slice v1.2.0
[INFO] [stderr]    Compiling bstring v0.1.0
[INFO] [stderr]    Compiling proc-macro-hack v0.3.3
[INFO] [stderr]    Compiling bstring_macros_hack v0.1.0
[INFO] [stderr]    Compiling bstring_macros v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.41s
[INFO] running `Command { std: "docker" "inspect" "33c95f06d5d5d2141d98ed6644ccd4ba3955aa477bbce65df6a064157929e209", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33c95f06d5d5d2141d98ed6644ccd4ba3955aa477bbce65df6a064157929e209", kill_on_drop: false }`
[INFO] [stdout] 33c95f06d5d5d2141d98ed6644ccd4ba3955aa477bbce65df6a064157929e209
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c69ef31e26eb431de0105e3d97d46ec0a9ba544219a1e2b947f9cb7727cf703d
[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" "c69ef31e26eb431de0105e3d97d46ec0a9ba544219a1e2b947f9cb7727cf703d", kill_on_drop: false }`
[INFO] [stderr]    Compiling bstring_macros v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find value `a` in this scope
[INFO] [stdout]   --> src/lib.rs:62:20
[INFO] [stdout]    |
[INFO] [stdout] 62 |         assert_eq!(bformat!("foo {}", a), "foo bar");
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `a` in this scope
[INFO] [stdout]   --> src/lib.rs:63:20
[INFO] [stdout]    |
[INFO] [stdout] 63 |         assert_eq!(bformat!("foo {} baz", a), "foo bar baz");
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `a` in this scope
[INFO] [stdout]   --> src/lib.rs:64:20
[INFO] [stdout]    |
[INFO] [stdout] 64 |         assert_eq!(bformat!("foo {} {}", a, b), "foo bar baz");
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `b` in this scope
[INFO] [stdout]   --> src/lib.rs:64:20
[INFO] [stdout]    |
[INFO] [stdout] 64 |         assert_eq!(bformat!("foo {} {}", a, b), "foo bar baz");
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `a` in this scope
[INFO] [stdout]   --> src/lib.rs:66:20
[INFO] [stdout]    |
[INFO] [stdout] 66 |         assert_eq!(bformat!("foo {} {} {}", a, 123, b), "foo bar 123 baz");
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `b` in this scope
[INFO] [stdout]   --> src/lib.rs:66:20
[INFO] [stdout]    |
[INFO] [stdout] 66 |         assert_eq!(bformat!("foo {} {} {}", a, 123, b), "foo bar 123 baz");
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `a` in this scope
[INFO] [stdout]   --> src/lib.rs:80:20
[INFO] [stdout]    |
[INFO] [stdout] 80 |         assert_eq!(bformat!("{} {} {}{}{}", a, b, c, d, e), "foo foo 123");
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `b` in this scope
[INFO] [stdout]   --> src/lib.rs:80:20
[INFO] [stdout]    |
[INFO] [stdout] 80 |         assert_eq!(bformat!("{} {} {}{}{}", a, b, c, d, e), "foo foo 123");
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `c` in this scope
[INFO] [stdout]   --> src/lib.rs:80:20
[INFO] [stdout]    |
[INFO] [stdout] 80 |         assert_eq!(bformat!("{} {} {}{}{}", a, b, c, d, e), "foo foo 123");
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `d` in this scope
[INFO] [stdout]   --> src/lib.rs:80:20
[INFO] [stdout]    |
[INFO] [stdout] 80 |         assert_eq!(bformat!("{} {} {}{}{}", a, b, c, d, e), "foo foo 123");
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `e` in this scope
[INFO] [stdout]   --> src/lib.rs:80:20
[INFO] [stdout]    |
[INFO] [stdout] 80 |         assert_eq!(bformat!("{} {} {}{}{}", a, b, c, d, e), "foo foo 123");
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `a` in this scope
[INFO] [stdout]   --> src/lib.rs:98:20
[INFO] [stdout]    |
[INFO] [stdout] 98 |         assert_eq!(bformat!("foo {bar}", bar = a), "foo bar");
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `a` in this scope
[INFO] [stdout]   --> src/lib.rs:99:20
[INFO] [stdout]    |
[INFO] [stdout] 99 |         assert_eq!(bformat!("foo {bar} {baz}", bar = a, baz = b), "foo bar baz");
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `b` in this scope
[INFO] [stdout]   --> src/lib.rs:99:20
[INFO] [stdout]    |
[INFO] [stdout] 99 |         assert_eq!(bformat!("foo {bar} {baz}", bar = a, baz = b), "foo bar baz");
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `a` in this scope
[INFO] [stdout]    --> src/lib.rs:100:20
[INFO] [stdout]     |
[INFO] [stdout] 100 |           assert_eq!(bformat!("foo {bar} {n} {baz}",
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 101 | |             bar = a, baz = b, n = 123), "foo bar 123 baz");
[INFO] [stdout]     | |______________________________________^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `b` in this scope
[INFO] [stdout]    --> src/lib.rs:100:20
[INFO] [stdout]     |
[INFO] [stdout] 100 |           assert_eq!(bformat!("foo {bar} {n} {baz}",
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 101 | |             bar = a, baz = b, n = 123), "foo bar 123 baz");
[INFO] [stdout]     | |______________________________________^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `args` in this scope
[INFO] [stdout]    --> src/lib.rs:111:13
[INFO] [stdout]     |
[INFO] [stdout] 111 |             bformat!("sup {}", args)
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]     |
[INFO] [stdout] 48  |     use std::env::args;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 17 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bstring_macros`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "c69ef31e26eb431de0105e3d97d46ec0a9ba544219a1e2b947f9cb7727cf703d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c69ef31e26eb431de0105e3d97d46ec0a9ba544219a1e2b947f9cb7727cf703d", kill_on_drop: false }`
[INFO] [stdout] c69ef31e26eb431de0105e3d97d46ec0a9ba544219a1e2b947f9cb7727cf703d