[INFO] fetching crate qc 1.0.0...
[INFO] testing qc-1.0.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate qc 1.0.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate qc 1.0.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate qc 1.0.0
[INFO] finished tweaking crates.io crate qc 1.0.0
[INFO] tweaked toml for crates.io crate qc 1.0.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate qc 1.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro-error-attr v0.4.8
[INFO] [stderr]   Downloaded structopt-derive v0.4.2
[INFO] [stderr]   Downloaded structopt v0.3.9
[INFO] [stderr]   Downloaded proc-macro-error v0.4.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f72fbc53f40a4672b43fdfde27d7036857a1042fcfa97beb170ae4c6994aa2d5
[INFO] running `Command { std: "docker" "start" "-a" "f72fbc53f40a4672b43fdfde27d7036857a1042fcfa97beb170ae4c6994aa2d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f72fbc53f40a4672b43fdfde27d7036857a1042fcfa97beb170ae4c6994aa2d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f72fbc53f40a4672b43fdfde27d7036857a1042fcfa97beb170ae4c6994aa2d5", kill_on_drop: false }`
[INFO] [stdout] f72fbc53f40a4672b43fdfde27d7036857a1042fcfa97beb170ae4c6994aa2d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d552475bb745b2b22d6111a0a034be0389cd2c6966de070cba743d1999abc2b
[INFO] running `Command { std: "docker" "start" "-a" "2d552475bb745b2b22d6111a0a034be0389cd2c6966de070cba743d1999abc2b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling proc-macro-error v0.4.8
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.8
[INFO] [stderr]    Compiling structopt-derive v0.4.2
[INFO] [stderr]    Compiling structopt v0.3.9
[INFO] [stderr]    Compiling qc v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.35s
[INFO] running `Command { std: "docker" "inspect" "2d552475bb745b2b22d6111a0a034be0389cd2c6966de070cba743d1999abc2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d552475bb745b2b22d6111a0a034be0389cd2c6966de070cba743d1999abc2b", kill_on_drop: false }`
[INFO] [stdout] 2d552475bb745b2b22d6111a0a034be0389cd2c6966de070cba743d1999abc2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dca6caab6daa8b9eb831d58ec050be0a96553997bbe2d4cce705f1040b6a6197
[INFO] running `Command { std: "docker" "start" "-a" "dca6caab6daa8b9eb831d58ec050be0a96553997bbe2d4cce705f1040b6a6197", kill_on_drop: false }`
[INFO] [stderr]    Compiling qc v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.76s
[INFO] running `Command { std: "docker" "inspect" "dca6caab6daa8b9eb831d58ec050be0a96553997bbe2d4cce705f1040b6a6197", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dca6caab6daa8b9eb831d58ec050be0a96553997bbe2d4cce705f1040b6a6197", kill_on_drop: false }`
[INFO] [stdout] dca6caab6daa8b9eb831d58ec050be0a96553997bbe2d4cce705f1040b6a6197
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 461f12ef71cf6928548218c5fa689b42e1352191eab2352eeac3e0575452fe03
[INFO] running `Command { std: "docker" "start" "-a" "461f12ef71cf6928548218c5fa689b42e1352191eab2352eeac3e0575452fe03", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.28s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/qc-c06a20131252ce91)
[INFO] [stdout] 
[INFO] [stdout] running 37 tests
[INFO] [stdout] test tests::lex_empty ... ok
[INFO] [stdout] test tests::lex_args ... ok
[INFO] [stdout] test tests::lex_blank ... ok
[INFO] [stdout] test tests::lex_word ... ok
[INFO] [stdout] test tests::div_all_two_args ... ok
[INFO] [stdout] test tests::add_underflow ... ok
[INFO] [stdout] test tests::endian_swap_suffix ... ok
[INFO] [stdout] test tests::div_three_args ... ok
[INFO] [stdout] test tests::add_three_mul_two ... ok
[INFO] [stdout] test tests::div_all_three_args ... ok
[INFO] [stdout] test tests::endian_all_two_args_4_bytes ... ok
[INFO] [stdout] test tests::div_two_args ... ok
[INFO] [stdout] test tests::mul_two_args ... ok
[INFO] [stdout] test tests::endian_single_byte ... ok
[INFO] [stdout] test tests::endian_negative_10 ... ok
[INFO] [stdout] test tests::endian_one_arg_8_bytes_1 ... ok
[INFO] [stdout] test tests::endian_all_two_args_8_bytes_1 ... ok
[INFO] [stdout] test tests::endian_one_arg_8_bytes_2 ... ok
[INFO] [stdout] test tests::endian_one_args_0 ... ok
[INFO] [stdout] test tests::add_two_args ... ok
[INFO] [stdout] test tests::add_three_args ... ok
[INFO] [stdout] test tests::add_all_two_args ... ok
[INFO] [stdout] test tests::endian_one_arg_8_bytes_0 ... ok
[INFO] [stdout] test tests::endian_all_two_args_8_bytes_0 ... ok
[INFO] [stdout] test tests::endian_one_args_1 ... ok
[INFO] [stdout] test tests::endian_0 ... ok
[INFO] [stdout] test tests::add_two_mul_two ... ok
[INFO] [stdout] test tests::add_all_three_args ... ok
[INFO] [stdout] test tests::endian_single_byte_no_op ... ok
[INFO] [stdout] test tests::mul_all_three_args ... ok
[INFO] [stdout] test tests::mul_all_two_args ... ok
[INFO] [stdout] test tests::pop_empty ... ok
[INFO] [stdout] test tests::mul_three_args ... ok
[INFO] [stdout] test tests::sub_all_three_args ... ok
[INFO] [stdout] test tests::sub_three_args ... ok
[INFO] [stdout] test tests::sub_all_two_args ... ok
[INFO] [stdout] test tests::sub_two_args ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 37 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "461f12ef71cf6928548218c5fa689b42e1352191eab2352eeac3e0575452fe03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "461f12ef71cf6928548218c5fa689b42e1352191eab2352eeac3e0575452fe03", kill_on_drop: false }`
[INFO] [stdout] 461f12ef71cf6928548218c5fa689b42e1352191eab2352eeac3e0575452fe03